Top 10 Agricultural Machinery Bearing Manufacturers in the USA 2026

Agricultural machinery bearing manufacturers play a critical role in keeping tractors, planters, harvesters, and other farm equipment running reliably. In the U.S., bearing demand is closely tied to equipment performance, replacement needs, and increasingly demanding operating conditions. The broader U.S. bearings industry remains highly competitive, with strong B2B demand and a mix of domestic manufacturers and global suppliers.

For 2026, buyers are paying closer attention to bearing durability, sealing, customization, and supply reliability. This is especially important as U.S. agricultural equipment demand remains under pressure, making maintenance and replacement parts increasingly important to equipment uptime.

• Agricultural machinery OEMs and equipment manufacturers
• Bearing distributors and agricultural machinery bearing suppliers
• MRO and maintenance teams
• Farm equipment repair and replacement-parts buyers
• Engineers sourcing bearings for agricultural applications

This guide examines leading agricultural machinery bearing manufacturers serving the U.S. market, their capabilities, and the bearing solutions they offer, helping buyers understand what to consider when selecting a reliable bearing for agricultural equipment—continue reading to compare the key options and make a more informed sourcing decision.

 

1. NTN

Overview:

NTN is a major bearing manufacturer serving agricultural machinery OEMs and equipment manufacturers in the U.S. market. Its agricultural bearing solutions are developed for demanding applications where bearings must withstand heavy loads, vibration, dirt, moisture, and other harsh operating conditions. NTN offers a broad range of bearing solutions for tractors, planters, mowers, balers, combines, tillage equipment, and other agricultural machinery.

U.S. Manufacturing: NTN manufactures agricultural bearings at facilities in Macomb, Illinois, and Hamilton, Alabama, supporting the North American agricultural equipment market.

Key Applications: Tractors, planters, seeders, mowers, balers, combine harvesters, disc harrows, tillage equipment, and other agricultural machinery.

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2. Schaeffler

Overview:

Schaeffler is a global bearing manufacturer with a strong presence in the U.S. industrial and agricultural equipment market. Through its INA and FAG brands, the company provides bearing solutions designed for tractors, seeders, cultivation machinery, harvesters, and other agricultural equipment. Its products are developed to support demanding operating conditions involving high loads, contamination, vibration, and long operating hours.

U.S. Presence: Schaeffler maintains manufacturing, engineering, and distribution capabilities in the United States, supporting OEMs and industrial customers with bearing products and application-specific solutions.

Key Applications: Tractors, seeders, planting equipment, cultivation machinery, combine harvesters, and other agricultural machinery.

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3. NSK Americas

Overview:

NSK Americas provides bearing and motion-control solutions for agricultural machinery and equipment manufacturers. Its bearing technologies are designed to handle the heavy loads, vibration, contamination, and variable operating conditions commonly found in farm equipment. NSK supports applications across tractors, harvesting equipment, planting machinery, and other agricultural systems.

U.S. Presence: NSK Americas provides manufacturing, engineering, technical support, and distribution services for customers throughout the United States and North American market.

Key Applications: Tractors, harvesting equipment, planting and seeding machinery, tillage equipment, and other agricultural equipment.

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4. SKF USA

Overview:

SKF provides bearing, sealing, lubrication, and condition-monitoring solutions for agricultural machinery and equipment. Its products are designed to help agricultural equipment operate reliably in environments exposed to dust, moisture, vibration, shock loads, and extended operating periods. SKF serves a wide range of agricultural applications, including tractors, harvesters, planting equipment, and other farm machinery.

U.S. Presence: SKF has an established manufacturing, engineering, sales, and distribution presence in the United States, supporting agricultural equipment OEMs, distributors, and aftermarket customers.

Key Applications: Tractors, combine harvesters, planters, seeders, tillage equipment, balers, and other agricultural machinery.

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5. Timken

Overview:

Timken is a U.S.-based bearing manufacturer with more than a century of experience serving the agriculture industry. Its agricultural bearing solutions are engineered for demanding equipment operating in dusty, dirty, and high-load environments. Timken supplies bearing products and engineered solutions for tractors, harvesters, planters, tillage equipment, balers, and other agricultural machinery.

U.S. Presence: Headquartered in Ohio, Timken has a long-standing presence in the U.S. agricultural equipment market and manufactures agriculture-specific bearing products in the United States.

Key Applications: Tractors, combine and other harvesters, disc harrows, balers, planters, cultivators, tillage equipment, and other farming implements.

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6. WJB Bearings

Overview:

WJB Bearings manufactures a broad range of agricultural bearing products for equipment operating in demanding field conditions. Its agricultural portfolio includes ball bearings, mounted bearing units, taper roller sets, disc harrow bearings, flange disc units, and specialized agricultural bearing assemblies. The company also provides bearing configurations designed to improve performance and durability in severe agricultural environments.

U.S. Presence: WJB Bearings is a U.S.-based bearing manufacturer providing engineering, manufacturing, and bearing solutions for agricultural and other industrial applications.

Key Applications: Gauge wheels, ground discs, ridgers, bedders, round balers, trenchers, harvesters, tractors, beet cultivators, and other agricultural equipment.

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7. Lutco

Overview:

Lutco is a U.S. manufacturer specializing in custom semi-precision bearings, bearing assemblies, metal stampings, and machined components. The company has extensive experience serving agricultural OEMs with application-specific bearing solutions that combine bearings with flangettes, sprockets, and other components. Its agricultural products are designed to address challenges such as shaft flexure, misalignment, contamination, and demanding operating conditions.

U.S. Manufacturing: Lutco manufactures its products at facilities in Worcester, Massachusetts, with engineering and manufacturing performed in-house. The company has served the farm machinery industry for decades and provides custom solutions for agricultural OEM applications.

Key Applications: Tillage equipment, round balers, headers, planters, augers, and other agricultural machinery requiring custom bearing assemblies or specialized components.

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8. RBC Bearings

Overview:

RBC Bearings is a U.S.-based manufacturer of highly engineered precision bearings and specialized bearing products. Its agricultural solutions include spherical plain bearings, ball bearings, insert bearings, and other products designed for demanding equipment applications. RBC focuses on bearing designs that can handle high loads, impact, contamination, and misalignment, making them suitable for challenging agricultural machinery environments.

U.S. Manufacturing: RBC Bearings manufactures agricultural bearing products at U.S. facilities, including its West Trenton, New Jersey location, which produces spherical bearings and ball bearings for agricultural applications.

Key Applications: Agricultural machinery, farm equipment, material handling systems, tractors, and other equipment requiring specialized or high-load bearing solutions.

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9. JTEKT / Koyo

Overview:

JTEKT manufactures Koyo bearings for agricultural machinery operating under demanding conditions such as dust, mud, moisture, impact, and varying loads and speeds. Its agricultural bearing portfolio includes ball bearings, tapered roller bearings, cylindrical roller bearings, needle roller bearings, and ball bearing units. JTEKT also develops application-specific bearing designs for tractors, harvesters, mowers, cultivators, balers, and other agricultural equipment.

U.S. Presence: JTEKT has an established presence in the North American market, providing Koyo bearing products and technical support for OEM and industrial applications. Its bearing technologies are used across agricultural machinery and related equipment.

Key Applications: Tractors, combine harvesters, mowers, cultivators, balers, front loaders, trailers, ploughs, and other agricultural machinery.

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10. Kilian

Overview:

Kilian is a U.S.-based manufacturer specializing in precision-machined bearings, custom bearing assemblies, and engineered bearing solutions. Founded in 1920, the company serves the farm and agriculture market with application-specific bearing designs developed around load, operating environment, installation requirements, and service life. Its custom approach makes Kilian particularly suitable for specialized agricultural equipment and non-standard bearing applications.

U.S. Manufacturing: Kilian operates manufacturing and engineering capabilities in the United States and provides custom-designed bearing solutions for customers across agricultural and other industrial markets.

Key Applications: Farm equipment, pickup reels, hay balers, wheels, agricultural machinery components, and other applications requiring custom-machined bearings or bearing assemblies.

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What Types of Bearings Are Used in Agricultural Machinery?

Different machines create different bearing demands. The most common choices include the following.

Bearing Type	Typical Use	Key Advantage
Ball Bearings	Planters, mowers, conveyors	Low friction and reliable rotation
Insert Bearings	Farm implements, shafts, mounted units	Easy installation and replacement
Tapered Roller Bearings	Tractors, wheels, heavy-duty equipment	Handles combined loads
Spherical Roller Bearings	Harvesters, drivetrains, heavy machinery	High load capacity and misalignment tolerance
Flanged Disc Bearings	Disc harrows and tillage equipment	Suitable for dusty, high-impact conditions
Plain & Composite Bearings	Linkages, pivots, specialized equipment	Low maintenance and flexible design options

For example, an insert bearing for agricultural applications can be a practical choice when a machine needs a simple replacement without redesigning the shaft or housing.

Field example: Imagine a disc harrow working after a dry summer. Fine dust gets into every gap while the discs repeatedly hit hard soil. A well-sealed agricultural bearing helps keep the rotation smooth instead of turning that dust into an abrasive paste inside the bearing.

 

Which Agricultural Machinery Uses These Bearings?

The right bearing depends heavily on the machine and its working conditions.

Tractors and Tillage Equipment

Tractors generate high loads, vibration, and shock. Bearings are used in wheels, transmissions, shafts, implements, and other rotating assemblies.

Planters and Seeders

Planters operate close to the soil. Bearings must cope with dust, vibration, and frequent movement while maintaining accurate operation.

Harvesters and Combines

Harvesting equipment can run for long hours during a short harvest season. Bearings support shafts, rollers, conveyors, cutting systems, and other rotating components.

Balers, Mowers, and Hay Equipment

These machines often operate at high speed while exposed to grass, straw, dust, and moisture. Sealing and lubrication become especially important.

A single farm may use several bearing types. A tractor pulling a baler, for instance, can have heavy-duty roller bearings in one assembly and agricultural ball bearing units in another.

 

How Do You Choose the Right Bearing for Agricultural Equipment?

Start with the operating conditions, not just the bearing size.

Factor	What to Check
Load	Radial, axial, combined, and shock loads
Environment	Dust, mud, water, crop residue, and chemicals
Speed	Normal and maximum operating RPM
Sealing	Protection against dirt and moisture
Lubrication	Grease type and relubrication requirements
Misalignment	Shaft movement and housing alignment
Service Life	Expected operating hours and maintenance schedule

A bearing that works well in a clean factory may struggle in a field. **Agricultural machinery needs application-specific protection**, especially where dust, moisture, and impact are unavoidable.

Practical example: A baler working during a hot afternoon may collect fine hay dust around its rotating components. Choosing a bearing only by load rating can miss the real problem. Sealing, lubrication, speed, and contamination resistance can be just as important.

For OEM projects, also check the manufacturer's ability to provide custom dimensions, mounting options, seals, materials, technical drawings, and production support.

 

Frequently Asked Questions

Who are the top bearing manufacturers in the USA?

Major bearing manufacturers with a significant U.S. presence include Timken, NTN, SKF, Schaeffler, NSK, RBC Bearings, and JTEKT. Their product ranges cover ball bearings, roller bearings, specialty bearings, and bearing assemblies for industrial and agricultural equipment.

Who are the largest agricultural equipment manufacturers in the USA?

Major U.S. agricultural equipment manufacturers include John Deere, CNH Industrial, AGCO, and Kubota. Their tractors, combines, planters, balers, and other equipment use bearings throughout wheels, transmissions, shafts, cutting systems, and other rotating assemblies.

Which bearings are made in the USA?

Several manufacturers produce bearings in U.S. facilities. Examples include Timken, NTN, RBC Bearings, and Lutco. However, manufacturing locations vary by product and model, so buyers should confirm the production location for the specific bearing they need.

Who is the world's largest bearing manufacturer?

There is no single universally accepted answer because manufacturers can be compared by revenue, production volume, market share, or individual bearing segments. Major global manufacturers include SKF, Schaeffler, NTN, NSK, Timken, and JTEKT.

Who bought Timken bearings?

Timken's bearing business was not bought by a single company. In 2010, JTEKT acquired Timken's needle bearing business in the United States, including the related business and assets. Timken itself continued operating its broader bearing business.

 

Conclusion

Choosing an agricultural bearing is about more than matching dimensions. The right solution must handle the actual conditions of the machine, including load, vibration, dust, moisture, impact, speed, sealing, and maintenance requirements. For OEMs and equipment manufacturers, customization and application engineering can be just as important as the bearing type itself.

If you need a bearing for agricultural machinery but a standard catalog product does not fully match your application, BOM Bearing provides custom and integrated bearing solutions for agricultural equipment. BOM specializes in non-standard bearing designs, integrated bearing assemblies, multi-layer sealing, and application-specific solutions for demanding environments.

For applications involving tractors, planters, harvesters, balers, tillage equipment, or other agricultural machinery, share your drawing, dimensions, load requirements, or existing bearing model with the BOM engineering team to discuss a suitable solution.

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