10 Adapter Nut Manufacturers in 2024
This section provides an overview for adapter nuts as well as their applications and principles. Also, please take a look at the list of 10 adapter nut manufacturers and their company rankings. Here are the top-ranked adapter nut companies as of April, 2024: 1.MurCal, 2.G.W. Kent, Inc..
Table of Contents
What Is an Adapter Nut?
Adapter nuts are specialized components used in conjunction with adapter sleeves and lock washers, collectively known as adapters. These components are essential in the installation and maintenance of spherical ball bearings and spherical roller bearings, particularly those with tapered bores in their inner rings. Adapter nuts facilitate easy mounting, dismounting, and securing of these bearings.
These nuts, often synonymous with bearing nuts and lock nuts, feature a female thread on the inside diameter. The outside diameter is designed with 4 to 8 notches evenly spaced around the circumference, allowing for the use of specialized tools for tightening and loosening.
Uses of Adapter Nuts
Adapter nuts are primarily used for securing the inner rings of spherical ball bearings and spherical roller bearings onto shafts. They are crucial in ensuring these bearings are fixed in position, which is particularly important in applications such as angular contact ball bearings. Here, adapter nuts, along with lock washers, are used to firmly attach the bearings to the shaft. Tightening and adjustments are typically done using a wrench with a special hook or a socket tool designed to fit the nut's notches.
Principle of the Adapter Nut
The Adapter Nut functions by securing the bearing to the shaft. The adapter itself has a tapered outer diameter, with a smaller hole at the side where the nut is installed and a larger hole on the opposite side. The bearing's inner diameter also has a corresponding tapered hole. When the Adapter Nut is turned and tightened, it pushes the bearing's inner ring inward, tightening the fit between the adapter's outer diameter and the bearing's inner diameter, thus securing the bearing in place. A lock washer, positioned between the adapter nut and bearing inner ring, has outer teeth that align with the notches in the adapter nut. These teeth are bent into the notches to prevent the bearing from rotating or loosening.
List of 10 Adapter Nut Manufacturers
*Including some distributors, etc.
Sort by Features
- Default
- Company Size: largest first
- Year Founded: oldest first
- Year Founded: earliest first
Sort by Area
- United States of America
- Japan
- Slovenia
- United Kingdom
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3M
Adapter Nut
Manufacturer Overview
3M Company was founded in 1902 and is headquartered in St. Paul, Minnesota. 3M provides diversified technology services globally. 3M operates through four segments: Safety and Industrial, Transportation and Electronics, Health Care, and Consumer. The Safety and Industrial segment offerings include industrial abrasives, masking, and natural and color-coated mineral granules for shingles. The Transportation and Electronics segment offerings include ceramic solutions, light management films, and electronics assembly solutions. The Healthcare segment offerings include wound care, dentistry and orthodontia solutions, and filtration and purification systems. The Consumer segment offerings include consumer bandages, picture hanging, and stationery products.
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WEILER Abrasives d.o.o.
Adapter Nut
Manufacturer Overview
Weiler Abrasives, Inc, founded in Pforzheim, Germany., in 1879 is a manufacturer of coated abrasives, bonded abrasives and power brushes. The company's product portfolio includes Cutting Wheels, Grinding Wheels, Artificial Abrasives, Technical Fabrics and Superabrasives. Their products are used in industries such as Food and Beverage, Pharmaceutical and Biotechnology, Chemical and Petrochemical, Environmental Testing and healthcare. In 1886 the company moved its production site to its current location in Maribor in Slovenia.
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SIGMAKOKI CO.,LTD.
Adapter Nut
Company Overview
SIGMAKOKI Co., Ltd. (SK) is a Japanese manufacturer and distributor of optical technology products founded in 1977. Headquartered in Tokyo, the company offers a wide range of optical equipment including optics and optical coatings, laser and optical application system components, objective lenses, and biomedical products such as core units for microscopy. It primarily serves research institutes, as well as clients in the aerospace, semiconductor, and medical device manufacturing sectors. SK products have various applications including in laser processing, R&D, spectroscopic measurement, and optical communication.
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Stenner Pump Parts
Adapter Nut
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Dunn Industrial Group, LLC
Adapter Nut
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Adapter Nut Manufacturer Ranking
*Including some distributors, etc.Ranking as of April 2024
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | MurCal |
50.0%
|
| 2 | G.W. Kent, Inc. |
50.0%
|
Derivation Method
The ranking is calculated based on the click share within the adapter nut page as of April 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
- SIGMAKOKI CO.,LTD.: 360
Newly Established Company
- Just Engines: 1991 (33 years ago)
- SIGMAKOKI CO.,LTD.: 1977 (47 years ago)
Company with a History
- SIGMAKOKI CO.,LTD.: 1977 (47 years ago)
- Just Engines: 1991 (33 years ago)
Adapter Nut Manufacturers in United States
*Including some distributors, etc.
Global Distribution of Adapter Nut Manufacturers by Country
*Including some distributors, etc.
| Country | Number of Companies | Share (%) |
|---|---|---|
United States of America
|
4 | 50.0% |
United Kingdom
|
2 | 25.0% |
Slovenia
|
1 | 12.5% |
Japan
|
1 | 12.5% |
