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This section provides an overview for air couplings as well as their applications and principles. Also, please take a look at the list of 18 air coupling manufacturers and their company rankings. Here are the top-ranked air coupling companies as of December, 2024: 1.RYCO Hydraulics, 2.Kuriyama of America, Inc., 3.Nitto Kohki U.S.A., Inc..
Table of Contents
An air coupling is a mechanical device designed for transmitting air between hoses or pneumatic devices, enabling the control of airflow and facilitating easy connection or disconnection of components. These devices come in various shapes and sizes to accommodate different air pressures and flow rates.
Air couplings are versatile and find applications in numerous fields:
They connect a wide range of pneumatic tools, such as air guns, drills, grinders, and ratchets, which operate on air power to accomplish various tasks.
These couplings link air compressors to pneumatic tools and equipment, providing a high-pressure air supply for operations.
In the automotive industry, air couplings are integral to the pneumatic brake systems of large vehicles like trucks and buses, utilizing air pressure for brake control.
They are crucial for connecting pneumatic cylinders, valves, air motors, and other devices in industrial settings, enabling machinery and process control through air pressure.
Air couplings are also utilized in various agricultural machines and equipment, enhancing their functionality and efficiency.
The operation of air couplings is governed by an internal valve mechanism. When the plug part of the coupling is inserted into its counterpart, it triggers the valve to open, allowing airflow. Conversely, withdrawing the plug closes the valve, halting the flow and preventing air leakage. This mechanism ensures efficient and controlled operation, with different shapes and sizes of couplings preventing inadvertent connections.
Selecting the right air coupling is critical based on the specific needs and operating conditions. Here are seven common types:
These allow for easy connection by inserting the plug and disconnection by pulling it out, ideal for use with pneumatic tools and airlines.
Featuring an integrated valve that opens upon plug insertion and closes upon its removal, these couplings offer precise airflow control for pneumatic tools and equipment.
Capable of connecting with various air coupling types, universal couplings offer flexibility across different sizes and shapes within the same system.
These couplings enable quick and easy connections and disconnections with a single action, suited for industrial pneumatic applications.
Designed to prevent accidental connections, these require a specific method for successful linkage.
Optimized for transmitting large volumes of air, high-flow couplings are used in high-demand scenarios such as with air compressors.
These are tailored for precise control of smaller air flows, suitable for delicate or precise pneumatic operations.
*Including some distributors, etc.
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Morris Coupling is a family-owned company that was founded in 1941 and is headquartered in Erie, Pennsylvania. Morris is a manufacturer of compression coupling and components for pneumatic conveying and industrial vacuum systems. Morris Coupling has additional manufacturing facilities in Tennessee and Georgia, as well as distribution centers in Mexico, Europe, and Asia for international customers. Morris Coupling 7 product lines include couplings, flex hose, bends, and installation components. Most products are available in multiple configurations.
Kuriyama of America Inc., established in 1968 and based in Schaumburg, Illinois, is a manufacturer of an expansive line of thermoplastic hoses and accessories. The company stocks rubber, thermoplastic, and metal products for industrial and commercial applications, alongside accessories such as fittings and couplings. It is part of the eight subsidiaries of the parent company, and it has six distribution centers and an academy to help consumers learn about its products. It stocks products from subsidiaries like Piranha Hose Products Inc., Kuri Tec, and Hose Tec.
Campbell Fittings, Inc., founded in 1903 and based in Boyertown, Pennsylvania, USA is a manufacturer of hose parts and accessories. The company specializes in hose fittings, crimpnology sleeves and ferrules, utility air couplings, clamps, and sleeves. These products are largely used in construction, agriculture, medical, oil & gas, marine, military, and mining sectors. The products are certified by the association for hose and accessories distribution, including IDCO and NAHAD. It also provides technical support, training, and videos to guide its customers on products suitable for ther projects.
Wurth USA, Inc., headquartered in Ramsey, NJ, is a supplier of automotive chemicals, fasteners, hand tools, and electrical supplies that was established in 1969 as a subsidiary of the Würth Group. Its offerings include a diverse range of fasteners, tools, maintenance products, as well as safety equipment, and inventory management solutions. Moreover, the company provides maintenance solutions for industrial upkeep, while their safety equipment ensures workplace security and adherence to regulations.
Nitto Kohki USA is the US-based subsidiary of Japan-based Nitto Kohki. Nitto Kohki was established in 1956, originally as a manufacturer and marketer of air micrometers and other devices. Nitto Kohki develops products that save on energy and labor while being cleaner for the environment. 4 of Nitto Kohki’s product segments are tools, pumps, CUPLA, and delvo. Tools are used in wood working, aerospace, renewable energy, bridge building, and automotive. Pumps are used in hospital equipment, semiconductors, health and beauty equipment, and medical devices. CUPLA products are used in high purity chemicals, HVAC production, computer and server cooling, and plastic injection. Delvo products are used in door frames, PCBs, home appliances, and lighting.
Holyoke Fittings, Inc. has a 100-year history dating back to its founding in Massachusetts and is now based in Brooklyn, New York. Holyoke Fittings is a distributor of fittings to the plumbing, heating, air-conditioning, gas, and refrigeration industries. Holyoke maximizes domestically manufactured products. Holyoke Fitting’s product line includes various types of fittings, valves, hoses, and tubing. Holyoke Fittings also offers specialty items commonly used in the plumbing, airline, and lubrication sectors.
GTek Automation was founded in 1997 as Pacific Engineering and is headquartered in Lake Forest, California. GTek Automation is a technology-based distributor of pneumatic components, leak test and measurements systems. In addition to product distribution, GTek Automation offers product assembly and kitting services to assist our customers reduce the overall cost of component and system acquisition. GTek Automation specializes in the complete integration of the pressure or vacuum source, and all of the auxiliary pneumatic components.
Industrial Specialties Manufacturing (ISM) was founded in 1982 in Denver Colorado. is an ISO 9001 company that supplies miniature pneumatic, vacuum, and fluid circuitry components to OEMs and distributors all over the world as well as providing custom solutions. The company serves distributors and offers not just sales but also marketing and logistics support with closed-loop feedback. Some of the types of products ISM offers include plastic fittings, customized fittings, sub-assemblies, and custom heat seal tooling.
Norton Sandblasting Equipment, currently known as JH Norton Company, established in 1973, based in Chesapeake, Virginia, United States, is a supplier of sandblasting equipment. The company also caters to different products, such as blast hoods, abrasive blasting equipment, portable blasters, nozzles, and couplings. The company supplies dust and fume collectors, parts washers, and baking-soda blast cleaning systems. Norton Sandblasting Equipment sells industrial blast equipment and replacement parts procured from various suppliers like RPB Nova and Schmidt Axiom.
Allredi, LLC., established in 1944 and headquartered in Pasadena, Texas, is a distributor of surface preparation equipment and supplies. The company's offerings span blast equipment like cabinets and rooms, diverse blast abrasives such as grit and shot, and essential blast supplies including hoses and nozzles. The company provides surface preparation services like sandblasting and hydroblasting, priming metal surfaces for painting and welding. Additional offering include training programs for safe and effective operation of the equipment, and it serves industrial, commercial, and government sectors, supporting rust and paint removal needs with a comprehensive array of products and services.
NAGAHORI INDUSTRY CO., LTD., founded in Osaka, Japan, in 1966, is a manufacturer of Quick Couplings, Impact Sockets and Screwdriver Bits. The company's product portfolio includes Quick Couplings used for piping in various types of machinery and devices, impact sockets used in assembly lines, and TORX Tools used in the automotive industry. The company serves markets including Medical and Healthcare, Aerospace and Defense, Consumer Goods, Industrial Manufacturing and Construction and Building. The company also offers various services such as Product Selection Guidance, Engineering Support, and Custom Manufacturing.
Nihon Pisco Co. Ltd., founded in 1976 and based in Nagano, Japan, is a manufacturer and distributor of pneumatic equipment and is ISO 9001 and ISO 14001 certified. The company stocks various products like valves, actuators, and vacuum accessories used in several industries, including semiconductor, medicine, and rechargeable battery. The company started selling push-in fitting for pneumatic piping in 1977 and launched the industry’s first push-in fitting built-in type speed controller in 1981. In 1993, it launched a few products, including a quick exhaust valve, a digital pressure sensor, and a vacuum generator with a digital pressure sensor.
Stäubli began in Horgen, Switzerland in 1892. Stäubli designs, produces, distributes, and provides support for products for numerous industries including aerospace, alternative fuels, medical devices, packaging, photovoltaics, and semiconductors. Stäubli has 4 primary product lines including electrical connectors, fluid connectors, robotics, and textile. Electrical connector products include cable couplers, modular connectors, and test and measurement connectors. Fluid connectors include mold clamping systems, quick and dry disconnect couplings, and safety breakaway couplings. Robotics include industrial robots, collaborative robots, and mobile robots. Textile includes weaving preparation and frame weaving.
Festo Corporation, established in 1925 and headquartered in Esslingen, Germany, is a supplier of automation technology and technical education and is ISO 9001, ISO 13485, and ISO14001 certified. It has around 33,000 catalog products, customized components, and ready-to-install solutions, including grippers, motors, and sensors used in industrial and process automation. The company won the German Future Award in 2010 and serves 300,000 customers worldwide, while its education division provides training solutions for 56,000 industrial companies and educational institutions. It registered €3.81 billion in the 2022 financial year and is available in around 60 countries, with 2,600 patents worldwide.
S.P. Air Tools Pvt. Ltd. is an India-based manufacturer and distributor of hose reels, electrical reels, spring balancers, pneumatic accessories, and lubrication equipment established in 1996. The company’s hose reel segment includes auto/manual oil, fuel, water, grease, and oxygen-acetylene hose reels. It also offers lubrication equipment such as hose reel cabinet sets, tool trolleys, grease pumps, oil guns, and oil flow meters. These products are used in petrochemical, oil, heavy fabrication, transformer maintenance, and general engineering industry applications.
RYCO Hydraulics founded in 1946 and is based in Derrimut, Victoria, is a manufacturer of industrial hoses, fittings, and filters. The company has expanded its product line and started to produce high-pressure hydraulic hoses. The company uses fluid conveying technology to produce hydraulic hoses in different applications such as oil and gas, mining, construction, and agriculture. RYCO caters the products to distributors and OEMs globally. The Hydraulics research and development centres of the company improve products with technologies.
CEJN, founded in 1995 and based in Skovde, Sweden, is a manufacturer of quick connect products and solutions for different industries such as construction machines, data centers and aviation among others. Their products include quick connect coupling solutions, hose and cable reels, hoses and hose kits. The CEJN Group employs 550 people worldwide and operates 17 sales offices, 5 production facilities, and one international head office. Additionally, independent distributors sell and promote CEJN products.
Ranking as of December 2024
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | RYCO Hydraulics |
20.0%
|
| 2 | Kuriyama of America, Inc. |
20.0%
|
| 3 | Nitto Kohki U.S.A., Inc. |
20.0%
|
| 4 | Morris Coupling Co. |
20.0%
|
| 5 | Stäubli International AG. |
20.0%
|
Derivation Method
The ranking is calculated based on the click share within the air coupling page as of December 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
Newly Established Company
Company with a History
*Including some distributors, etc.
*Including some distributors, etc.
| Country | Number of Companies | Share (%) |
|---|---|---|
|
United States of America
|
10 | 62.5% |
|
Japan
|
2 | 12.5% |
|
Switzerland
|
1 | 6.3% |
|
India
|
1 | 6.3% |
|
Australia
|
1 | 6.3% |
|
Sweden
|
1 | 6.3% |
Yamato Engineering Co., Ltd.
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Realizes multiple air piping from one piping. The BLY type has been made into branch and collection piping. ■Summary ・Multiple pieces of air can ...
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Easy connection with one push. Ideal for narrow spaces where you cannot use both hands. ■Summary -Easy connection by simply pushing the plug into ...
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Ideal for hand tools due to its small size and light weight. Excellent operability with one push type. ■Summary ・The main body material is alumin...
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New design significantly reduces weight. Introducing a colorful coupling. ■Summary ・Achieves 3 to 5 branch air outlets directly from the piping. ...
