Last updated: January 2026
This directory lists 52 aerospace bearing manufacturers across the United States, from specialty thin-section and self-lubricating solutions to suppliers handling high-volume, standard precision ground raceway components.
Buyers in this space are often solving problems ranging from critical flight control actuation systems requiring extreme reliability, to weight-optimized designs for satellite mechanisms. They frequently seek to mitigate issues like fretting corrosion in oscillating environments, or to achieve extended, maintenance-free operational life through advanced self-lubricating elements and specialized cage materials.
Supplier types vary significantly, encompassing highly specialized shops capable of low-volume, custom qualification runs for novel designs, and larger facilities with extensive experience in high-volume production for established aircraft platforms. Some manufacturers focus purely on spherical or rod end bearings, while others offer a full suite, including angular contact, cylindrical roller, and precision ball bearings.
To engage effectively, buyers must arrive with detailed drawing packages, including full material specifications, required certifications like AS9100D, and clear performance criteria such as specific static and dynamic load ratings. Suppliers expect a thorough understanding of the application environment, including temperature ranges, lubrication needs, and expected operational life, often involving detailed design reviews.
A notable trend within the aerospace bearing sector is the increasing demand for light weighting through advanced materials and composite cages, alongside a push for integrated sensor technology within bearings for condition monitoring. There's also a heightened focus on domestic sourcing and supply chain resilience, especially for ITAR-controlled components, given recent global disruptions and geopolitical considerations.
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52 companies nationwide
Based in Milwaukee, WI, Rexnord Aerospace manufactures precision components for the aerospace industry. The company specializes in producing aerospace bearings, seals, electrical components, and gears. Their products are designed to support various aircraft applications, serving as a critical supplier for aviation needs.
Based in Milford, CT, Alinabal, LLC. is an AS9100-certified manufacturer specializing in custom high-strength metal parts for the aerospace industry. The company provides complex engineering, fabrication, and assembly capabilities, including stamping, machining, welding, and precision waterjet and laser cutting, for specialized components and sub-assemblies.
Based in New Bedford, MA, AST Bearings specializes in the custom manufacturing and modification of precision aerospace bearings. The company provides engineered bearing solutions for mission-critical applications, including satellites, aircraft systems, and unmanned space flight, alongside value-added services like lubrication and specialized coatings.
Based in San Jose, CA, Babbitt Bearing Company, Inc. specializes in manufacturing and repairing Babbitt bearings for the aviation and aerospace industry. An FAA Repair Station, they provide precision CNC machining, grinding, hard chrome plating, and thermal flame spray coating services for critical components.
Based in Palm Desert, CA, Bearing Works Inc. manufactures custom ceramic hybrid and full ceramic ball bearings for high-tech industries. They specialize in clean, vacuum-compatible, dry, solid lubricant coated bearings for high temperature and high-speed applications, including non-magnetic solutions constructed from Si3N4 or ZrO2 ceramic materials.
Based in Schaumburg, IL, Carl Hirschmann USA, Inc. specializes in highly precise plain bearing technology. They manufacture lightweight bearings offering up to 50% weight reduction compared to standard options, maintaining equivalent performance. The company also provides innovative rotary indexing tables and high-precision clamping systems for efficient machining.
Based in Valencia, CA, Del West specializes in manufacturing advanced aerospace materials and components. The company produces high-performance MMC (Metal Matrix Composite) bearings and PEO (Plasma Electrolytic Oxidation) coatings, engineered to enhance durability and improve performance for demanding aerospace applications. Del West provides cutting-edge material solutions for the aerospace industry.
Dynaroll manufactures precision miniature ball bearings and thin section bearings in the US. They offer a range of inch and metric sizes, including open, flanged, shielded, and extended inner ring types. Bearings meet ABEC 3 or ABEC 5 precision, available in stainless or 52100 chrome steel for demanding applications.
King Engine Bearings, based in Bowling Green, KY, specializes in manufacturing high-quality engine bearings for diverse internal combustion engine applications. Founded in 1960, the company supplies robust bearing solutions for automobiles, trucks, marine vessels, and the aviation industry, focusing on performance and reliability.
Based in Chilcoot, CA, KJL Fasteners manufactures and distributes precision aerospace bearings and fasteners. They engineer high-performance, low-friction solutions from specialized materials for rocket, jet engine, and satellite applications. Their products meet rigorous standards for mission-critical aerospace systems.
Based in Hanover, MA, Lubrite Technologies manufactures custom, self-lubricating, heavy-duty bearings for aerospace and industrial applications. Specializing in permanent, oil-less solutions for projects like NASA’s Kennedy Space Center, their bearings withstand extreme temperatures and heavy loads, available in diverse materials.
Marsh Brothers Aviation (MBA) specializes in manufacturing high-performance, self-lubricating polymer bearings, seals, and wear solutions for the aerospace industry. Utilizing proprietary thermoplastic technologies, they produce durable, maintenance-free components for critical applications like flap rollers, landing gear, and flight control systems, serving commercial and military aviation.
Based in Peterborough, NH, MinebeaMitsumi Aerospace manufactures diverse aerospace bearings, including rod end, spherical, ball, and roller types. The company also provides airframe control bearings, machined parts, and mechatronic solutions. They offer comprehensive engineering and manufacturing capabilities for advanced aeronautics.
Based in Hasbrouck Heights, NJ, Miraj Corporation designs and manufactures precision bearings, carbon brushes, and electromechanical replacement parts. They specialize in FAA PMA-Certified components for DC and AC motor applications in the global aviation market, supplying airlines and repair stations.
National Precision Bearing specializes in precision inch and metric ball bearings for miniature, aircraft, and industrial applications. The company is AS9100/ISO9001 certified, offering ISO Class-6 clean room assembly and relubrication services. They provide technical solutions and an extensive product inventory to meet diverse customer-specific needs.
NES Bearing Co. Inc. specializes in the design, development, and manufacturing of custom, high-precision aerospace ball and roller bearings. Based in Burbank, CA, the company offers tailored solutions for complex applications, adhering to AS9100 certified quality standards and ITAR regulations.
Based in Aston, PA, New Way Air Bearings manufactures air bearings utilizing Porous Media Technology™ for various applications. They provide standard, off-the-shelf air bearing products for OEMs and integrators, specializing in aerospace applications like fiber laying, satellite testing, and satellite simulations.
New Hampshire Ball Bearings, Inc. manufactures precision bearings and complex bearing assemblies for aerospace, defense, medical, and high technology markets. The company provides a tiered portfolio of specialized bearing solutions including ball, roller, rod end, and spherical types, complemented by expert engineering, high precision machining, and custom product development.
NTN Americas manufactures and supplies precision bearings, including specialized aerospace bearings. The company applies advanced manufacturing techniques, such as precision surface coatings and heat treatments. These processes ensure extreme durability and long life for critical applications. NTN serves as an OEM bearing supplier for industrial and automotive markets.
Based in Akron, OH, OGS Industries manufactures high-quality metal components specifically designed for aircraft landing gear systems. With over six decades of experience, the company specializes in precision manufacturing for the aerospace industry.
Based in Sacramento, CA, Ortech Ceramics provides advanced ceramic materials and custom manufacturing solutions. The company offers state-of-the-art processes for producing components like ceramic hybrid bearings, widely used in the aerospace industry. Ortech supports clients from prototype development to high-volume production.
Based in Troy, NY, Pacamor Kubar Bearings (PKB) manufactures high-precision miniature and specialty ball bearings. PKB supplies custom and standard aerospace bearings for space vehicles, satellites, cryogenics, gyroscopes, guidance systems, drones, and avionics. This Veteran-Owned Small Business proudly makes its critical components in America.
Based in Yorba Linda, CA, Precise Aerospace Manufacturing Inc. provides comprehensive manufacturing solutions tailored for the aerospace industry. The company specializes in delivering precision components and assemblies, offering expertise across various critical aerospace applications and systems.
RBC Bearings manufactures precision bearings, providing solutions for complex design needs. They serve a wide range of industrial, aerospace, and defense customers with high-quality components for demanding applications. Headquartered in the United States, RBC offers specialized bearing products.
RBC Lubron Bearing Systems manufactures specialized self-lubricating bearings designed for extreme environments. Their product range includes bearings for long-term underwater submersion, hydro and marine applications, and nuclear power plants and vessels, capable of withstanding high radiation and temperatures. They utilize proprietary solid lubricants, PTFE, and graphite embedded in various alloys and corrosion-resistant materials.
Based in Tucson, AZ, Sargent Aerospace & Defense specializes in the manufacture of aerospace bearings and hydraulic assemblies. They leverage design engineering and manufacturing expertise to provide weight-optimized, long-lasting, and efficient solutions for aerospace and defense customers.
Based in Poughkeepsie, NY, Schatz Bearing Corp. designs and manufactures aerospace ball bearings and precision industrial bearings. They specialize in aerospace bearings, including airframe control bearings, radial, angular contact, and thin section types. The company offers both standard and custom bearing solutions, proudly made in the USA.
Based in Preston, WA, Silverthin Bearing specializes in manufacturing thin section, slewing ring, and custom bearings. The company provides precision engineered solutions for demanding applications, including crucial satellite tracking and antenna systems, aiming to reduce friction and improve performance.
Based in North Canton, OH, Timken manufactures engineered aerospace bearings from specialized steels like 52100 and VIM-VAR M-50, typically meeting ABEC/RBEC 5 tolerances. Leveraging expertise in materials science, friction management, and power transmission, Timken provides solutions for complex challenges, including support for NASA space missions.
Timken Aurora Bearing Company manufactures a wide selection of rod ends, spherical bearings, and bushings. They supply standard and custom aerospace and military-spec products to aircraft manufacturers, their subcontractors, and distributors. The company ensures total traceability and delivers high-quality, cost-effective bearing solutions for diverse applications.
BNL Bearings USA specializes in manufacturing custom-designed, high-performance bearings. They produce tailored bearing products to meet specific industry requirements for various applications, offering high value solutions through their manufacturing processes.
SKF Aerospace is a United States-based division of SKF, specializing in the manufacturing of aerospace bearings. With a history in the US dating back to 1940, the company provides critical bearing solutions, leveraging its extensive engineering competence and technology for the aerospace industry.
Schaeffler Aerospace develops and manufactures high-precision bearing support systems and specialized precision components. The company supplies critical parts for the aerospace sector, including applications in aircraft engines, helicopters, and various space vehicles and systems.
Based in Santa Fe Springs, CA, Phoenix Aerospace Components, Inc. manufactures AS9100 certified aerospace ball bearings and high-precision machined parts. The company serves Original Equipment Manufacturers (OEM) and Part Manufacturing Approvals (PMA) clients within the aerospace industry, offering expertise and comprehensive solutions to meet specific requirements.
Radial Bearing Corporation designs and manufactures engineered motion control linkage products, including rod ends and spherical bearings. Serving the commercial aerospace, space & defense, and other industrial sectors, the company delivers proprietary engineered products. They operate manufacturing facilities in New Haven, Indiana, emphasizing comprehensive design and engineering capabilities.
McGill Aerospace and Specialty Bearings, a division of Regal Rexnord, specializes in manufacturing precision bearings for demanding aerospace and defense applications. Their products are engineered for helicopters, fixed-wing aircraft, and other critical industrial uses, providing robust performance in high-stress environments.
Based in Hoffman Estates, IL, TriStar Plastics, LLC manufactures high-performance plastic and self-lubricating composite bearings. They provide custom-fabricated bearing solutions engineered for extreme aerospace requirements, serving helicopters and military jets. TriStar offers expertise in component design, material selection, and production of robust bearing materials for demanding, high-load applications.
AIP Precision manufactures custom-machined polymer components for demanding sectors like Aerospace & Defense. Specializing in high-precision plastics machining, they leverage expertise in materials and advanced technology from concept to completion. Their components offer superior wear performance, making them suitable for critical aerospace bearing applications requiring low friction.
Barber-Nichols (BN), based in Arvada, CO, specializes in mission-critical turbomachinery and high-speed rotating machinery for aerospace applications. With its Xdot Bearing Technologies acquisition, BN designs and engineers patented foil bearings, offering advanced bearing technology for rocket engine turbopumps and other demanding systems.
Based in Spring Lake, MI, Carter Aerospace Bearings, Inc. manufactures high-performance and custom bearings for the aerospace industry. The company specializes in tailored solutions to optimize load capacity, friction, durability, and weight. They adhere to rigorous quality standards, including ISO9001:2015 and AS9100D, and offer needle roller and needle track roller bearings.
Based in Orchard Park, NY, Enidine manufactures high-capacity laminated elastomeric bearings for aerospace transmissions and rotor systems. The company specializes in energy absorption and vibration isolation components for global aerospace, aviation, and rotorcraft markets. Their engineered products improve equipment life and reliability across industrial and defense applications.
Based in Houston, TX, GMN Bearing USA manufactures high-precision ball and angular contact bearings, sprag clutches, and non-contact seals. They supply OEMs, MROs, and distributors in North America, with applications in aircraft motor generators, helicopter rotors, turbine starters, and satellite systems.
Based in Florence, KY, High Temp Bearings manufactures high-temperature carbon sleeve, composite, hydrodynamic, and ball bearings. Since 2001, they have offered various sizes and configurations, including solid and fully split constructions. Products are available through distributors or directly from their factory, with same-day shipping on many options.
JTEKT North America manufactures aerospace-grade Koyo® bearings, specifically engineered for safety-critical applications. As a global leader, the company also produces automotive systems and high-performance machine tools. They combine advanced technologies with precision manufacturing to provide robust bearing solutions across various industries.
Based in Colorado Springs, CO, Kaman Corporation provides engineered solutions for challenging aerospace bearing problems. The company offers comprehensive services, operates a state-of-the-art FAA repair station, and manufactures PMA (Parts Manufacturer Approval) parts, catering to the specific needs of the aerospace industry.
Based in Bloomfield, CT, Kamatics manufactures high-performance, self-lubricating spherical and link bearings. They utilize proprietary KAron™ liner technology to deliver maintenance-free solutions for aerospace, defense, marine, and industrial applications. With over 50 years of expertise, Kamatics engineers custom bearing solutions for extreme environments.
Based in Anaheim, CA, KMS Bearings Inc. specializes in the design and manufacturing of plastic and 316 stainless race radial ball bearings. They focus on innovative, cost-effective solutions, emphasizing lightweight plastic options for reduced energy consumption in various applications.
Based in Hatfield, PA, Bishop-Wisecarver manufactures linear motion products and solutions. The company provides components and systems tailored for critical industrial sectors, including automation, medical, packaging, and the demanding aerospace industry. They offer specialized bearings and related products for precise linear movement in various applications.
Smith Bearing is a US manufacturer specializing in high-quality bearings for aerospace, military, and industrial applications. Based in Brick, NJ, the company designs and produces a wide range of specialized aerospace control bearings and other bearing types, adhering to military and aerospace specifications like AS-3990.
GGB Bearings specializes in manufacturing high-performance, self-lubricating plain bearings engineered for demanding aerospace and defense applications. Based in Thorofare, NJ, the company's solutions withstand high loads and extreme temperatures, ensuring consistent performance in flight control, landing gear, and engine systems.
Kaydon Bearings manufactures precision thin section bearings for demanding applications across diverse industries. Their engineered solutions focus on saving weight and space, reducing friction, and improving accuracy. They serve critical sectors such as aerospace, defense (US military), robotics, semiconductor, and medical devices.
Based in Schaumburg, IL, THK America, Inc. is a leading manufacturer of precision mechanical components. The company produces high-quality spherical slide bearings, including Rod Ends and Spherical Bushings, renowned for their exceptional precision and hardness. These robust bearings are utilized across various demanding industrial sectors.
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For aerospace bearings, you absolutely must demand full material traceability back to the original mill melt. This means comprehensive documentation of every step: raw material heat number, chemical composition, heat treatment records, NDT results, and all manufacturing process controls. A simple Certificate of Conformance (C of C) from a distributor is rarely enough; you need the original MTRs (Material Test Reports) from the melt source, often extending to DFARS compliance for defense applications. This ensures compliance and, more importantly, flight safety.
A qualification run for an aerospace bearing is an intensive, highly documented production phase designed to prove the bearing's design, manufacturing process, and performance meet stringent aerospace requirements before full-scale production. It involves meticulous process controls, extensive in-process and final inspection (e.g., precision CMM data), and often independent destructive and non-destructive testing (e.g., life cycle testing, ultimate load testing, environmental chamber testing). Unlike a standard production run, the primary goal is not just to produce parts, but to gather data and evidence for airworthiness certification and customer approval, often involving direct customer or regulatory body oversight.
You should strongly consider custom designs, particularly for thin-section or self-lubricating bearings, when off-the-shelf options fail to meet critical performance parameters specific to aerospace applications. This includes strict weight reduction targets, unique envelope constraints requiring minimal cross-section, extreme temperature ranges, vacuum environments, or extended maintenance-free operation (where self-lubricating elements like PTFE liners or solid lubricants are essential to prevent brinelling or fretting corrosion). While custom designs carry higher NRE and longer lead times, they often provide the optimal balance of performance, reliability, and lifecycle cost for specialized aerospace systems where standard solutions simply won't perform.