Our unmatched product inventory, industry-specific experience, and overall technical know-how ensure you get the solution and support you need.
Aerospace Bearing Tools
Types: Drill-press and portable, tri-roller, anvil and custom designs
Use: Swaging and staking, cutting, installation and removal, rotational torque measurement, proof-load testing tools
Airframe Control Bearings
Types: Full line of airframe control ball and roller anti-friction bearings
Materials: 52100 chrome steel, 440C stainless steel
Industry Standards: Conforms to SAE-AS7949 (formerly MIL-B-7949), Airbus & Boeing approved
Types: Single-row, double-row, angular contact, self-aligning, thrustMaterials: Chrome steel, stainless steel, ceramic hybrid, plasticPrecision: ABEC-1 to ABEC-9
Type: Air cargo, Hudson® hauler, lockable ball casters
Materials: Carbon steel, stainless steel, nylon
Types: Plain bearings, sleeve bearings, linear sleeve bushings
Materials: Bronze, composite, plastic, PTFE-lined, self-lubricating steel
Precision: Precision tolerances available w/ machined liners, MS approved to AS81934 (formerly MIL-B-81934)
Types: Track and yoke rollers, single-row and double-row
Materials: 52100 steel, stainless, stainless steel (CRES)
Precision: Industrial, aerospace
Certifications: MS approved AS39901 (formerly MIL-B-3990), Boeing and Airbus approved
Custom and Special Products
Types: Custom bearings, housings, and shafts, cast and machined parts, overmolded bearings, pulleys, sheaves, complete mechanical & electrical assemblies, tooling
Certifications: ISO 9001:2015, AS9100D, ISO 13485, DFARS, ITAR, IPC 602B, UL ZPFW2/ZPFW8, US Government/DOD CAGE: 5V122
Types: Ball, roller, plain, ball screw, carriage and rail systems, X-Y tables
Materials: Stainless steel, 52100 steel, aluminum, polymers
Machine Tool Spindle Bearings
Types: High-speed, super precision, universal angular contact, ball screw support
Configurations: duplex, triplex, quad sets, ball-ball, ball-roller
Materials: 52100 steel, custom high-carbon steels, hybrid, ceramic.
Precision: Up to ABEC9/RBEC9
Types: Radial, angular contact, full complement, thrust
Materials: Chrome steel, stainless steel, ceramic hybrid, plastic
Precision: ABEC-1 to ABEC-9
Sizing: Smaller than 1.2 inches (30mm)
Mounted Units and Inserts
Types: Mounted ball, mounted roller
Configurations: pillow block, flange block, take-up unit, custom
Materials: Cast and stainless steel, Stamped steel and composite housings
Industry Standards: Agricultural, heavy duty industrial, HVAC
Types: Drawn cup, machined, retained, full complement, roller clutch, thrust
Materials: 52100 steel, stainless steel (CRES)
Industry Standards: Industrial (ISO 9001), automotive (IATF/TS 16959), aerospace (AS 9100)
Types: Plain, flanged, linear, spherical, pillow blocks
Materials: Delrin, PEEK, nylon, fiber composite
Industry Standards: FDA approved materials
Rod End Bearings
Types: Ball bearing, self-aligning, spherical plain rod ends
Materials: Standard steel, corrosion resistant steel (CRES)
Precision: Aerospace or industrial standards
Industry Standards: MS approved to AS81935 (formerly MIL-B_81935) and AS6039 (formerly MIL-B-6039), Boeing & Airbus approved
Types: Cylindrical, tapered, hourglass, spherical
Materials: High carbon steel, advanced steel, ceramic
Types: Molded lip seals, metallic-backed rubber, spring retained, machined and mechanical seals, poly pack
Materials: Buna-N, Viton, specialty materials
Industry Standards: NSF, RoHS, REACH
Types: Rectangular, flanged, high capacity, cross rollerConfigurations: Geared (internal or external), gearlessMaterials: Alloy steel, stainless steel, aluminum alloy w/ custom coatingsCertification: AGMA Class Q5 quality gears
Spherical Plain Bearings
Types: Swaged, split ball, split race, fracture race, snap assembled, and loader slot
Materials: Standard steel, alloys, coatings, corrosion resistant steel
Precision: Aerospace or industrial standards
Industry Standards: MS approved to AS81820 (formerly MIL-B-81820)
Thin Section Bearings
Types: Angular contact, radial contact, 4-point contact, duplex, super duplex, custom
Materials: 52100 steel, 440C stainless steel, 17-4 stainless steel, M50 steel
Precision: ABEC-1 to ABEC-9
Types: Ball, roller, plain, washer, heavy duty, custom
Materials: Precision bronze & aluminum alloys, 52100, 440C
Industry Standards: industrial (ISO 9001), automotive (IATF/TS 16959), aerospace (AS 9100)
V Groove Bearings
Types: V-groove, U-groove, G-groove, guide wheel
Configurations: Sealed, Shielded, open
Materials: 52100 steel, stainless steel
- Aerospace Bearing Tools
- Airframe Control Bearings
- Ball Bearings
- Ball Transfers
- Cam Followers
- Custom and Special Products
- Linear Bearings
- Machine Tool Spindle Bearings
- Miniature Bearings
- Mounted Units and Inserts
- Needle Bearings
- Plastic Bushings
- Rod End Bearings
- Roller Bearings
- Slewing Rings
- Spherical Plain Bearings
- Thin Section Bearings
- Thrust Bearings
- V Groove Bearings
AS9100/ISO9001 certified, with ISO Class-6 clean room assembly and relubrication services, we’re committed to accommodate any customer-specific solutions.
NPB offers engineering services for all phases of the design lifecycle, from initial design consultation to bearing damage and failure analysis, including recommended solutions.
Cleaning & Lube Facilities
NPB offers manufacturer authorized bearing re-lubrication, rework, and inspection services in our ISO Class 6 certified clean room. Our industry leading selection of lubricant inventory, along with compliance to AS9100 and OEM specifications, allows for fast and reliable turnaround to meet customer requirements.
Government and Defense
National Precision Bearing Government and Defense Group is a trusted sourcing specialist for the United States Government / DoD / DLA. Our innovative and adaptive teams supply mechanical and electrical components to US forces around the globe.
Kitting and Assembly
NPB Kitting services offer previously untapped potential for cost-out of a group of related components; whether the bill of materials (BOM) is simple or complex, cost savings can be maximized by outsourcing assembly of components in the kit.
Long Term Agreements
NPB increases certainty and reduces volatility in your supply chain. We provide real-time visibility to manufacturing and industry challenges, as well as risk management against disruptions in supply. You get exactly what you want, when you want it.
NPB is a Delegated Inspection Authority and provides labeling, barcode, RFID, kitting and package design to meet your specifications.
Standard MIL-spec Government/DLA packaging available.
Small parts can be pill-packed, vial-packed, or bulk-packed, depending on your needs.
Program Life Cycle
NPB Product Lifecycle Management solutions address program life from inception, through engineering design and manufacture, to end-of-life aftermarket support.
NPB is certified to the following quality standards: Global ISO 9001:2015, Aerospace AS9100D, Medical ISO 13485, US Government CAGE: 5V122, DFARS, ITAR, Electrical Wire Harness Assembly IPC 620B, UL ZPFW2 and UL ZPFW8.
Sourcing and Supply Chain
NPB sourcing and supply chain solutions provide experienced and effective material management and risk mitigation
Stocking solutions today are more complicated than just warehousing inventory. Our programs provide a strategic advantage through long-term fixed-price agreements, inventory management and demand planning, bin management solutions, as well as 3rd party logistics (3PL).
Sales and Service
The NPB sales & support teams are renowned across the industry for their professionalism, expertise and dedication to our customers’ success.
Since 1979, we’ve been committed to continuous learning and applying that knowledge to help our customers and partners achieve greater success.
See how we roll.
With a shared vision and core values that we live everyday, we support each other personally and professionally, while working together as a team in support of our customers.