Zeus
W.C. DuComb, Co.
United Gear & Assembly, Inc.
Tracey Gear & Precision Shaft
THK U.K.
Takeuchi Precision Works Co.,Ltd.
Strybuc Industries
Stoffel Polygon Systems, Inc.
STD Precision Gear & Instrument, Inc.
Sovereign Gears Ltd.
Rush Gears, Inc.
Rathbone Precision Metals, Inc.

45 Spline Manufacturers in 2024

This section provides an overview for splines as well as their applications and principles. Also, please take a look at the list of 45 spline manufacturers and their company rankings. Here are the top-ranked spline companies as of March, 2024: 1.DAPA, 2.NOOK INDUSTRIES, INC, 3.Zeus.

Table of Contents

List of 45 Spline Manufacturers

*Including some distributors, etc.

Sort by Features

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  • Company Size: largest first
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  • United States of America
  • Japan
  • United Kingdom
    • Arrow Gear Co.
      • United States of America Address: 2301 Curtiss Street Downers Grove, Illinois, United States of America

      Manufacturer Overview

      Arrow Gear Co., founded in 1947 and headquartered in Downers Grove, Illinois, is a manufacturer of high-precision gears catering to aerospace and commercial industries. Its specialization lies in spiral bevel gears, and it also offers a comprehensive range of gearing solutions, including bevel gears, spur gears, helical gears, curvic couplings, and complete gearboxes. These products find applications across various machinery and equipment, facilitating power and motion transfer. The company holds several certifications in quality standards such as ISO 9001:2015, AS9100 REV D, and Nadcap for Heat Treating and Non-Destructive Testing.

    • Avon Machining
      • United States of America Address: 11968 Investment Drive Shelby Twp, Michigan, United States of America

      Manufacturer Overview

      Avon Machining, established in 1974 and headquartered in Shelby Township, Michigan, is a manufacturer and supplier specializing in precision parts for heavy equipment industries. Its product lineup features high-precision gears used in transmissions and industrial machinery, large-diameter CNC machining components like OEM parts and cylinders, transmission parts, splines, teeth, and axle shafts vital for heavy equipment sectors. The company adheres to ISO 9001:2015, IATF 16949, AS 9100D, serving North America and beyond.

    • NOOK INDUSTRIES, INC
      • United States of America Address: 4950 East 49th Street, Cleveland, Ohio, United States of America

      Manufacturer Overview

      NOOK INDUSTRIES, INC, established in 1969 in the United States, is a manufacturer and supplier specializing in precision linear motion systems and components. The company offers a comprehensive range of products, including ball screws, linear actuators, and linear guides. NOOK INDUSTRIES, INC has been a pioneer in the field of linear motion technology. Their products find applications in industries like automation, robotics, and manufacturing, enabling precise and efficient motion control solutions. NOOK INDUSTRIES, INC's unique worth lies in their devotion to providing customizable linear motion solutions, such as ball screws that enhance CNC equipment and automation systems.

    • DAPA
      • United States of America Address: 3130 Industrial Parkway, Jasper, Alabama, United States of America

      Manufacturer Overview

      DAPA Products, Inc is a designer and manufacturer of fenestration, window screen spline, and extruded plastic products used in doors, windows, and upholstery based in Jasper, Alabama. The company's range of upholstery products includes braided welt cord, foam welt cord, and window screen splines such as foam screen splines using virgin raw materials. DAPA also introduced a new product called the DAPA foam window screen spline as an innovative solution to carpal tunnel caused by other window screen splines.

    • Power Transmission Group
      • Power Transmission Group
        Splines

      • United States of America Address: 260 Meter St., Punxsutawney, Pennsylvania, United States of America

      Manufacturer Overview

      Power Transmission Group, founded in Punxsutawney, Pennsylvania, is a manufacturer specializing in custom gears and gearbox repair. The company’s portfolio includes bevel gears, internal spline gears, bevel sprockets, segment gears, worm gear sets, and more. The company also utilizes CMM and SolidWorks 3D modeling software to reverse engineer old gears or design new custom ones. These products find applications in diverse sectors including oil, pneumatics, pulp and paper, machinery, and other industries. The company offers 24-hour emergency breakdown rush service and maintains a comprehensive inventory of materials including 4140 Steel, 8620 Steel, Cast Iron Class 40, and more.

    • Positrol, Inc.
      • United States of America Address: 3890 Virginia Ave., Cincinnati, Ohio, United States of America

      Manufacturer Overview

      Positrol, Inc., founded in 1961 in Cincinnati, OH, is a manufacturer of work holding equipment for applications such as led part sensing, quick change high torque & tooling, cartridge swing clamps, and EDM work holds. The work-holding products are chucks, mandrels, spline chucks, and custom products such as end effectors, fixture & manual splined arbors, collect chuck with worktable & dampeners, two jaw lever chuck, and ID face clamping. The equipment is used for machining operations such as turning, milling, grinding, balancing, and gear operations.

    • HM Manufacturing
      • United States of America Address: 1200 Henri Drive, ​Wauconda, Illinois, United States of America

      Manufacturer Overview

      HM Manufacturing, established in 1979, is a manufacturer specializing in precision-machined components and assemblies, based in the United States. The company boasts a rich history of delivering superior solutions to diverse industries, catering to clients seeking intricate, custom-made parts for various applications. Its strengths lie in its state-of-the-art facilities, skilled workforce, and cutting-edge technology. It has built enduring partnerships with clients worldwide, providing tailored solutions that meet stringent quality standards. Today, it continues the tradition of cutting-edge solutions in U.S. made synchronous drive products that include gears, timing belt pulleys, splines, shafts, chain sprockets and related parts for precision mechanical components.

    • Avon Gear & Engineering
      • Avon Gear & Engineering
        Splines

      • United States of America Address: 8 Newberry Ave La Grange Pk, Illinois, United States of America

      Manufacturer Overview

      Avon Gear & Engineering, founded in La Grange, Illinois, in 1974 is a manufacturer of Custom Gears in different materials and sizes. The company's product portfolio includes spur gears, helical gears, bevel gears, worm gears, and surface coatings to enhance wear resistance and reduce friction. The company serves markets including Medical and Healthcare, Aerospace and Defense, Consumer Goods, Industrial Manufacturing and Construction and Building. The company provides services such as Product Selection Guidance, Engineering Support, New Product Design and Development and Custom Manufacturing.

    • United Gear & Assembly, Inc.
      • United Gear & Assembly, Inc.
        Splines

      • United States of America Address: 1700 Livingstone Road, Hudson, Wisconsin, United States of America

      Manufacturer Overview

      United Gear & Assembly, Inc., established in 1980, is a supplier of precision gears, shafts, and related assemblies for engines, powertrain systems, and pumps in the construction, mining, agriculture, automotive, and defense industries. The Hudson, WI-based company includes engineering, prototyping, manufacturing, and heat-treating capabilities, as well as ISO 9001:2015 and IATF 16949 registration. The company has a global supply network and an international customer base, and it is a member of the American Gear Manufacturers Association and the Automotive Industry Group.

    • Tracey Gear & Precision Shaft
      • Tracey Gear & Precision Shaft
        Splines

      • United States of America Address: 740 York Avenue Pawtucket, Rhode Island, United States of America

      Manufacturer Overview

      Tracey Gear & Precision Shaft was established in 1945 in Pawtucket, Rhode Island where it remains to this day. The ISO 9001:2015 certified company is a custom manufacturer of gear, spline, worm cutting, and other gear parts used in military, food manufacturing, oil drilling, and recreational vehicle industries. Materials the company works with include steel, stainless, bronze, aluminum, and Nylon. The company also offers services for thread grinding, CNC gear cutting, CNC turning & milling, CNC grinding, and broaching and can rush custom delivery to as little as two days.

    • Stoffel Polygon Systems, Inc.
      • Stoffel Polygon Systems, Inc.
        Splines

      • United States of America Address: 199 Marbledale Road Tuckahoe, New York, United States of America

      Manufacturer Overview

      Stoffel Polygon Systems, Inc., established in Duluth, Georgia in 1981 is a manufacturer of polygon connections. The company's product range includes CNC Machined Parts, 3D Printed Prototypes, Injection Molded Parts and sheet metal components fabricated to precise specifications. The company serves industries such as Oil and Gas, Aerospace and Defense, Automotive and Transportation, Construction, and Power Generation. The company also provides services including Surface Grinding, Polygon Grinding, Cylindrical Grinding, technical support and customer service.

    • STD Precision Gear & Instrument, Inc.
      • STD Precision Gear & Instrument, Inc.
        Splines

      • United States of America Address: 318 Manley Street West Bridgewater, Massachusetts, United States of America

      Manufacturer Overview

      STD Precision Gear & Instrument, Inc., since 1986, is a manufacturer of high precision, tight tolerance, configured gears, splines and other mechanical transfer components such as pulleys and sprockets, ratchets, universal joints, cranks and jackscrews used in aerospace, medical, commercial, and military industries. The company in West Bridgewater, MA, has capabilities such as CNC turning & milling, surface & cylindrical grinding, isotropic superfinishing, heat treating, and tool making. The company’s products qualified for applications such as NASA’S Space Station and Hubble Telescope and are certified by ISO 9001 and AS 9100 and Nadcap accredited.

    • Rush Gears, Inc.
      • United States of America Address: 550 Virginia Drive, Fort Washington, Pennsylvania, United States of America

      Manufacturer Overview

      Formerly known as the Globe Gear Company and founded in 1919, Rush Gear Inc. is a manufacturer of custom gears for industrial and commercial applications. Rush Gear's facility is equipped with gear manufacturing technology, including CNC gear cutting machines, gear hobbing machines, and gear shaping machines. The company produces gears in a range of sizes, from small precision gears to large industrial gears that serve thousands of applications across industries such as agriculture, machine shops, manufacturing, robotics, and many more.

    • Rathbone Precision Metals, Inc.
      • Rathbone Precision Metals, Inc.
        Splines

      • United States of America Address: 1241 Park Street, Palmer, Massachusetts, United States of America

      Manufacturer Overview

      Rathbone Precision Metals, Inc. established in Palmer, Massachusetts, in 1905 is a manufacturer of Cold Rolled Profiles, Cold Drawn Profiles, Shaped Wire, and Profiles. The company's product portfolio includes Cold Drawn Alloy Steel Gas Key for the Firearms Industry, Cold Rolled Steel Turbine Seal for the Power Generation Industry, Cold Drawn Carbon Steel Gear Profile for the Heavy Equipment Industry and Cold Drawn Stainless Steel Orthopedic Rods for the Medical Industry. The company serves markets including power generation, firearms, computer, medical, oil exploration and lawn and garden markets.

    • P.Q.D. International, Inc.
      • P.Q.D. International, Inc.
        Splines

      • United States of America Address: 2828 Fallon Drive, Sherman, Texas, United States of America

      Manufacturer Overview

      P.Q.D. International, Inc. founded in 1984 in Dallas, Texas, is a manufacturer of all types of metal products used in CNC tube & pipe bending, and powder coating. The company's product portfolio includes casting foundries, secondary operations from precision machining, assembly, finishing, and packaging and CNC tube and Custom Fabrications. Their products are used in industries such as Electronics and Telecommunications, Automotive, Transportation and aerospace and Defense. The company also offers customer services that include support, custom research projects and customized services.

    • Omni Gear & Machine Corp.
      • Omni Gear & Machine Corp.
        Splines

      • United States of America Address: 90 Bissel Street Joliet, Illinois, United States of America

      Manufacturer Overview

      Omni Gear & Machine Corp, since 1988, has been a manufacturer of precision-machined custom gears such as spurs, helical, clusters, worms, and sprockets out of materials such as brass, plastic, bronze, alloys, and fiber. The products have applications in graphical arts, food equipment, corrugated box and bag manufacturing, material handling, and custom machines. The Joliet, IL-based company offers customized gear fabrication, machining, shaping, gear grinding, and frequent product inspection during and after production.

    • Jerpbak-Bayless Company
      • Jerpbak-Bayless Company
        Splines

      • United States of America Address: 34150 Solon Road, Solon, Ohio, United States of America

      Manufacturer Overview

      Jerpbak-Bayless Company (JBC) is an American contract manufacturer specializing in precision machining services that was established in Solon, Ohio in 1945. The company produces various OEM components for heavy industry via its inhouse capabilities, which include CNC milling and turning, specialty machining, and custom threading. These allow them to work with materials that are typically difficult to handle in precision fabrication processes, such as inconel and titanium. JBC commonly produces items like flanges, gears, and shafts for use in steel mills, bridge construction projects, and oil and gas exploration.

    • Harmonic Drive LLC
      • United States of America Address: 42 Dunham Ridge, Beverly, Massachusetts, United States of America

      Manufacturer Overview

      Harmonic Drive LLC, established in 1960, is a manufacturer of precision servo actuators, gearheads, and gear component sets, headquartered in Massachusetts. They offer customized motion control solutions for companies of all sizes, with a strong emphasis on engineering and production. Their strain wave gears and Harmonic Planetary gears are known for their high precision and zero backlash, playing critical roles in applications like robotics, aerospace, medical equipment, and more. With over 60 years of experience, Harmonic Drive has ISO 9001 and AS9100 certifications. They have manufacturing facilities in the US, Japan, and Germany.

    • Grob, Inc.
      • United States of America Address: 1731 10th Avenue, Grafton, Wisconsin, United States of America

      Manufacturer Overview

      Grob, Inc., established in 1929, and headquartered in Grafton, Wisconsin, is a manufacturer of custom metalworking equipment and components. Their custom products, includes band saws, cold rolled steel products, blade welders, heat exchangers, and custom machine tools, that cater to industries like industrial manufacturing, machinery manufacturing, and manufacturing. Grob, Inc. is known for their quality machines that enhance productivity and accuracy in cutting and machining processes. They are ISO 9001:2015 certified, ensuring to provide stringent quality standards and excellent industrial solutions.

    • Gear Motions, Inc.
      • United States of America Address: 1750 Milton Avenue, Syracuse, New York, United States of America

      Manufacturer Overview

      Gear Motions is a custom gear manufacturer for global OEMs. Founded in 1960 and headquartered in Syracuse, New York, with additional locations in Buffalo and Oliver Springs, Gear Motions has grown significantly since its founding. Initially a ten-man company serving primarily in the New England Area, they have since expanded through acquisitions of companies such as Nixon Gear, Gear Supply and Broaching, and Pro-Gear Co Inc. The company provides custom gear solutions for various custom and precision applications, offering products such as ground helical gears, spur gears, pump gears, timing pulleys, shafts and splines.

    • Dayton Gear & Tool
      • United States of America Address: 500 Fame Road, Dayton, Ohio, United States of America

      Manufacturer Overview

      Dayton Gear, founded in 1946 and headquartered in Dayton, Ohio, is a manufacturer specializing in gears, pinions, and related products. Their diverse product range includes spur gears, helical gears, bevel gears, worm gears, racks, as well as pinions, gear housings, gear couplings, and gear reducers. Dayton Gear produces custom-designs gears to meet specific customer requirements, and cater to various industries, including automotive, aerospace, industrial, and agricultural. Their state-of-the-art manufacturing facility equipped with modern CNC machines allows them to offer additional services like gear repair, rebuilding, and inspection.

    • Circle Gear & Machine Co., Inc.
      • Circle Gear & Machine Co., Inc.
        Splines

      • United States of America Address: 1501 South 55th Court, Cicero, Illinois, United States of America

      Manufacturer Overview

      Circle Gear & Machine Co., Inc., established in 1951 and based in Illinois, USA, is a manufacturer of gears and gearboxes. The company manufactures a range of gears including bevel, helical and worm gear for automotive, construction, chemical and other industries. It provides reverse engineering for gear and gear boxes, from worn samples, prints or sketches, along with rebuild, repair and emergency services. The company has a quality management system in compliance with ISO 9001:2015, and has a complete inspection lab with CMM(Coordinate Measuring Machine).

    • C & R Manufacturing
      • United States of America Address: 6790 Martindale Shawnee, Kansas, United States of America

      Manufacturer Overview

      C & R Manufacturing is a custom CNC manufacturer founded in 1992. Their production capabilities include 5-axis milling, waterjet cutting, and robotic welding. They also offer prototyping and assembly services to clients from their fabrication facilities in Shawnee, Kansas. The company produces several precision machined parts including aluminum ejector guides, cast steel spade lugs, and lever-style lock assemblies. These supply OEM manufacturers of equipment in several industries including medical, defense, and aerospace.

    • Ascent Precision Gear Corporation
      • Ascent Precision Gear Corporation
        Splines

      • United States of America Address: 12180 S.E. County Road 137, Jasper, Florida, United States of America

      Manufacturer Overview

      Ascent Precision Gear Corporation is a precision gear manufacturer based in Florida, United States. The company specializes in helical, spur, antibacklash, and worm gearing. Ascent produces precision gears of various standard specifications and can produce to custom specifications as well. Their product range includes Spur Gears which come as Pin Type Hub, Clamp Type Hub and Hubless, and Clamp and Pin Hub Assemblies. The company also offers clamps and collars, compound gears, and slip clutches.

    • Apex Broaching Systems, Inc.
      • Apex Broaching Systems, Inc.
        Splines

      • United States of America Address: 22862 Hoover Rd, Warren, Michigan, United States of America

      Manufacturer Overview

      Apex Broaching Systems, founded in 1931 and based in Warren, Michigan, is a designer and manufacturer of full broaching machine systems for use in the automotive, aerospace, military, and consumer products industries. The systems have keyways, rifling barrels, internal forms, compressor vane slots, steering gear components, lock cylinders, rollover lifters used in involute splines, and internal and external flats. The business offers on-site services, preventative maintenance, production tools for an existing print, and replacement components for broaching systems.

    • American Precision Gear Co., Inc.
      • American Precision Gear Co., Inc.
        Splines

      • United States of America Address: 365 Foster City Blvd., Foster City, California, United States of America

      Manufacturer Overview

      American Precision Gear Co., Inc. is a manufacturer of gears since 1956 and is based in California. The company not only manufactures precision gears but crafts many custom gears as well which include spur, ring, miniature, and helical. Splines and worms for industrial machining applications are also designed including custom machined gear racks for various linear motion applications. The company serves numerous industries that require the use of precision and custom gears for various applications, some of them being Biomedical, Aerospace, Oil & Gas, Medical devices, Technology, and lots more.

    • Atlanta Drive Systems
      • United States of America Address: 1775 Route 34, Unit D-10 Farmingdale, New Jersey, United States of America

      Company Overview

      Atlanta Drive Systems, founded in 1943 and located in Farmingdale, New Jersey, is a supplier of drive systems.   The company’s broad range of products includes gear racks, pinion ears, servo reducers, linear actuators, and washdown gearboxes. These products play a fundamental role in automation and robotics for precise and controlled movement, industrial machinery for applications like material handling and manufacturing, motion control for regulating speed and torque, linear motion systems for accurate positioning, and the food and beverage industry. The company’s products are used to enable precise movement, control, and efficiency in mechanical and automated systems across diverse sectors.

    • Isotech, Inc.
      • Isotech, Inc.
        Splines

      • United States of America Address: 2299 Amber Dr. Suite 120 Hatfield, Pennsylvania, United States of America

      Company Overview

      Isotech was founded in 182 and is headquartered in Hatfield, Pennsylvania. Isotech is a manufacturer’s representative and distributor of proprietary mechanical and electromechanical products to the industrial, medical, and military OEM and in-plant markets. Some of Isotech’s products include linear slide assemblies & rail sets, shock/vibration mounts & pads, linear bushings & shafting, telescoping lifting columns, positioning stages, air bearings, gas springs/air cylinders, motorized positioning tables, laser marking cutting systems, foamed aluminum/metal/composites, stamped metal, noise control products, and belt driven actuators.

    • Metro Sprocket & Gear, Inc.
      • United States of America Address: 1258 Eastgate Rd, Midlothain, Texas, United States of America

      Company Overview

      Metro Sprocket & Gear, Inc. was established in 1985 and headquartered in Midlothian, Texas. The company manufactures custom gears, sprockets, and prototype parts used in agricultural machinery, construction equipment, power transmission equipment, machine tools, and other applications. The company’s product segments include splines and custom, helical, plastic, and worm gears. The company’s custom servicing options include several CNC and milling. Heat treating, milling, surface grinding, and other alteration options are also available.

    • W.C. DuComb, Co.
      • United States of America Address: 5700 Mt. Elliott Street, Detroit, Michigan, United States of America

      Distributor Overview

      W.C. DuComb Company was founded in 1915 in Detroit, Michigan, where it still operates. W.C. DuComb Company is a stocking distributor of bearings, popwer transmission, and. Linear motion products, electric motors, and VS drives. W.C. DuComb Company serves industries such as conveyor and machinery OEMs, industrial processors, machine rebuilders, wastewater, sand & gravel, tool & die, steel, metals, and scrap. W.C. DuComb Company product offering lines include accessories, bearings, belts, belting, electrical, linear motion, lubricants & sealants, power transmission, and sealing solutions.

    • OJIYA SEIKI Co.,Ltd.
      • Japan Address: 2-11-19 Hirasawa, Ojiya City, Niigata, Japan

      Manufacturer Overview

      Ojiya Seiki Co., Ltd. is a manufacturer of gauges since 1966 and is headquartered in Japan. The company deals in Screw Thread Gauges that have applications in checking threaded parts of fluid equipment, plumbing parts, and pipes along with Measuring Instruments such as Digital Thread Depth Gauge, and Inspection JIGs that are used to cope with the measuring items of geometrical tolerance. There are also Air Micrometers and Gauge Heads for Air Micrometer along with Measuring Heads PMK series for various dimension measuring. These products have vast uses in the automotive, plumbing and related industries.

    • Takeuchi Precision Works Co.,Ltd.
      • Japan Address: 246-16 Egoshi Kurosuno Izumi-machi, Iwaki City, Fukushima, Japan

      Manufacturer Overview

      Takeuchi Precision Works Co., Ltd, established in 1964, is a manufacturer of machine element components, including ball bushings, feed screws, linear guides, ball screws, and linear shafts, headquartered in Fukushima, Japan. The company offers standard, round, and square-shaped ball splines in long, flange, flange double, standard double, and flange long types. Its ball bushings are available in housing, self-aligning flange, flange, and straight shape standard types with a single-length bearing or high-load capacity double-length bearing. TSK has achieved ISO 9001 & ISO 14001 certifications allowing its products to be used in control equipment, including CNC machine tools, medical equipment, and industrial robots.

    • NIPPON BEARING CO., LTD.
      • Japan Address: 2833 Chiya, Ojiya-city, Niigata, Japan

      Manufacturer Overview

      Nippon Bearing was established in 1939 and is headquartered in Ojiya-City, Niigata, Japan as a manufacturer of linear motion products. The company is known for producing linear bearings, and some of its other products include Linear and Slide Guides, Ball Splines, Cross Roller Guides, and Linear Bushings. These items have extensive use in industries that work with optical equipment and high-precision measurements as the products have motion accuracy as well as rigidity. The company also provides parts and tools for general machinery as well.

    • Sovereign Gears Ltd.
      • United Kingdom Address: unit 3 Winston avenue croft , Leicester, United Kingdom

      Manufacturer Overview

      Sovereign Gears Ltd. is a manufacturer of gears and gear drives. It is headquartered in Leicester, United Kingdom since 1997. The company designs, manufactures, and supplies multiple types of gears and gear drives, including spiral bevels, worm and wheel, spur gears, helical gears and splines. Its products are used in various industries, including automotive, aerospace, and power generation. The company also offers services such as turning and milling, wire EDM, design, grinding and lapping.

    • THK U.K.
      • Japan Address: 2-12-10 Shibaura, Minato-ku, Tokyo, Japan

      Manufacturer Overview

      THK Co., Ltd. was incorporated in 1946 and is headquartered in Tokyo, Japan. THK is a manufacturer and supplier of machine components such as linear motion components for customers globally. THK’s products are used in many industries including electronics, aerospace, industrial robots, and precision instruments. THK’s primary product categories are Linear Motion, Feed Screw, Rotation, Custom Assemblies, and Seismic Isolation. Linear Motion products assist in linear motion and transportation. They include linear motion actuators, guides, and rollers. Feed screws include ball screws, screw nuts, and change nuts. Seismic Isolation includes both large systems and small guides.

    • Gibbs Gears
      • United Kingdom Address: Triangle Business Park, Quilters Way, Stoke Mandeville, Buckinghamshire, United Kingdom

      Manufacturer Overview

      Gibbs Gears is a UK-based designer and manufacturer of high-precision customs solutions such as custom gear, mechanical components, assemblies, and motion control solutions to the aerospace and industrial markets. The company offers various components including Internal Gears, Planetary & Epicyclic Gears, Small Gears as well as Splines & Shafts used in industries such as automotive and oil & gas. Gibbs Gears also specializes in CNC Turning, CNC Milling, and CNC Grinding which conforms to ISO 9002 and AS 9100 requirements.

    • Hunting Dearborn
      • United Kingdom Address: 5th Floor, 30 Panton Street, London, United Kingdom

      Manufacturer Overview

      Hunting Dearborn is an American contract manufacturer specializing in drilling and machining services originally established in 1960 as Dearborn Precision Tubular Products, Inc. before its acquisition by Hunting PLC in 2008. Based in Fryeburg, Maine, the company is equipped with a range of precision capabilities for tubular components fabrication, including deep bore and gun drilling to produce wire ways or fluid passages to various depths and tolerances. It also offers CNC machining capabilities (e.g. EDM, milling) as well as print part manufacturing and surface treatment services. Hunting Dearborn primarily serves clients in the power generation, space exploration, aerospace, and defense sectors.

    • FRENCO

      Manufacturer Overview

      FRENCO GmbH, founded in 1978, is an Altdorf, Germany-based designer and manufacturer specializing in gear and spline metrology. The company offers a wide range of products including Spline Gauges, Master Gears used in single and Double Flank Gear Inspection and Rack Inspection Machines as well as Toothed Artifacts and Masters used when calibrating instruments for size inspection. FRENCO also produces manual and automatic testing instruments and in-line measuring equipment such as Measuring Inserts, Size Inspection Instruments, and Circumferential Backlash Instruments for shop-floor use.

      • Meltpoint Plastics International, Inc.
        Splines

      Manufacturer Overview

      Meltpoint Plastics International, Inc., founded in 2000 in Medley, Florida, USA, is a manufacturer of plastic products. The company specializes in manufacturing various plastic products, including extruded plastic sheets, custom plastic profiles, and plastic components that have flexibility, durability, and resistance to environmental factors, making them suitable for various applications. The offerings find extensive use in industries such as construction, automotive, marine, electrical, and signage. With experience and technology, it offers custom, cost-effective and optimal-performance products to meet the evolving needs of its clients.

    • American Gear, Inc.

      Manufacturer Overview

      American Gear, Inc., since 1990, has been a manufacturer of fine and medium pitch gears and accessories such as worms, timing pulleys, involute splines, segments, and ratchets. The gear types are spur, helical, straight bevel, and miniature gears serving the aviation, commercial, film, office, and hobbyist industries. The company Prophetstown, IL, offers machining services such as CNC milling & turning, screw machining, heat hobbing & shaping, heat resting, and finishing services. The company produces products with ISO 9000 standards and is an American Gear Manufacturers Association member.

    • NIPPON THOMPSON CO., LTD.
      • Japan Address: 19-19 Takanawa 2-chome Minato-ku, Tokyo, Japan

      Company Overview

      Nippon Thompson Co., Ltd. - IKO is based in Japan and was established in 1950 as a manufacturer of bearings. The company designs Linear Motion Rolling guides and Mechatronics series and they were the first to produce Needle Roller Bearings. These products have vast applications in various industries as they are used in Electronics-related Devices and Equipment like semiconductors and for precision devices that are used in laboratory measuring instruments and medical equipment. Textile, printing, construction, transportation, and robotics are also on the list of industries that benefit from IKO products.

    • Strybuc Industries
      • Strybuc Industries
        Splines

      Company Overview

      Strybuc Industries was founded in 1982 and is a wholesale distributor of window and door replacement hardware.They are an American, family-run company with three main locations in Philadelphia, Miami, and Reno. Their product line includes sash locks, window repair parts, door rollers, handles, and other items that can be customized to meet the demands of the customer. Their inventory encompasses over 80,000 hardware parts, and they serve enterprises all around the world.

    • Accelerated Parts

      Distributor Overview

      Accelerated Parts is a supplier of fasteners, motion control components, robotics, and tools, established in 2003. They offer a wide selection of fasteners, including bolts, nuts, and screws. In addition, they provide motion control components such as actuators, ball screws, ball splines, and bearings. Furthermore, Accelerated Parts offers a comprehensive range of robotic parts, including end-effector kits, sensors, gearboxes, tool changers, and wheels. Their products support the performance, functionality, and efficiency of various applications in industries ranging from manufacturing and automation to robotics.

Spline Manufacturer Ranking

*Including some distributors, etc.

Derivation Method

The ranking is calculated based on the click share within the spline page as of March 2024. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.

Number of Employees

  1. THK U.K.: 13,502
  2. NIPPON THOMPSON CO., LTD.: 2,673
  3. NIPPON BEARING CO., LTD.: 582

Newly Established Company

  1. Sovereign Gears Ltd.: 1997 (27 years ago)
  2. American Gear, Inc.: 1990 (34 years ago)
  3. Strybuc Industries: 1982 (42 years ago)

Company with a History

  1. Rathbone Precision Metals, Inc.: 1905 (119 years ago)
  2. W.C. DuComb, Co.: 1915 (109 years ago)
  3. Tracey Gear & Precision Shaft: 1945 (79 years ago)

Spline Manufacturers in United States

*Including some distributors, etc.

Global Distribution of Spline Manufacturers by Country

*Including some distributors, etc.

Country Number of Companies Share (%)
United States of America United States of America 31 77.5%
Japan Japan 6 15.0%
United Kingdom United Kingdom 3 7.5%

List of Spline Products

54 products are listed.

Ozak Seiko Co., Ltd.

Torque transmission and slide function can be used linear torque hexagon slide slide Splin HTS (gun / straight) series

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Last viewed: 6 hours ago

Easy to move and transmit torque transmission reasonable spline ■ Characteristics ・ With oil hole ・ Axis vs. side: 7 ~ 32 ・ Not compatible with...


8 models listed

Ozak Seiko Co., Ltd.

Torque transmission and slide function can be used linear torque hexagon slide slide Splin HTK (single) HTKW (double) series

Easy to move and transmit torque transmission reasonable spline ■ Characteristics ・ Miniature type ・ Axis vs. 3, 4, 5 ・ Axis length: Up to 300m...


6 models listed

Ozak Seiko Co., Ltd.

Linear Torque Hex Slide Splin HTF (Gungun / Maru Flange) Series

Easy to move and transmit torque transmission reasonable spline ■ Characteristics ・ With oil hole ・ Axis vs. side: 7 ~ 32 ・ Not compatible with...


8 models listed

Ozak Seiko Co., Ltd.

Linear Torque Hex Slide Splin HT (S45C) Series

Easy to move and transmit torque transmission reasonable spline ■ Characteristics ・ Axis vs. side: 7 ~ 32 ・ Axis length: up to 2m ・ All model n...


8 models listed

Ozak Seiko Co., Ltd.

Linear Torque Hex Slip Splin HTF-P (Resin / Maru Flange) Series

Easy to move and transmit torque transmission reasonable spline ■ Characteristics ・ With oil hole ・ Axis vs. side: 7 ~ 32 ・ Not compatible with...


8 models listed

Ozak Seiko Co., Ltd.

Linear Torque Hex Slide Sprine HTS-P (Resin / Straight) Series

Easy to move and transmit torque transmission reasonable spline ■ Characteristics ・ With oil hole ・ Axis vs. side: 7 ~ 32 ・ Not compatible with...


8 models listed

Ozak Seiko Co., Ltd.

Linear Torque Hex Slide Splin HT-S (SUS304) Series

Easy to move and transmit torque transmission reasonable spline ■ Characteristics ・ Axis vs. side: 7 ~ 32 ・ Axis length: up to 2m ・ All model n...


8 models listed

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