Bearings • Ball Bearings • Inch Size Ball Bearings

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  • PBC Linear, A Pacific Bearing Co.

    PBC manufactures linear inch size ball bearings for motion applications that require high rigidity/preload, low friction, and have long moment arms. Types include inch closed linear, wide linear, and self-aligning linear, ranging in sizes from 1/4" to 2". Also available are inch open self-aligning linear ball bearings.


    SPB sells open inch size ball bearings in flanged, shielded, and flanged shielded configurations manufactured by Sapporo Precision Inc. Inch size ball bearings are available in 52100 chrome steel or 440 stainless steel.

  • The Timken Company

    Timken manufactures radial, angular and precision ball bearings. The company's precision types include miniature and inch size, thin section, and ball screw support. Timken inch size ball bearings are found in the aerospace, agriculture, construction, health and machine tool industries.

  • Action Bearing

    Action manufactures inch size ball bearings, including miniature designs, open or with Teflon seals, and miniature/instrumentation types with flanged outside diameters. Some inch size ball bearings are available with extended inner rings and flanges.

  • KMS Bearings, Inc.

    KMS manufactures inch size plastic and stainless ball bearings, including single and double row radial, conveyor, skatewheel, insert, custom plastic pulley, and custom 4-point contact. These inch size ball bearings are used to reduce friction and permit free movement of turning parts, best suited for moderate loads and slow speeds.

  • QBC - Quality Bearings

    QBC manufactures plain, flanged, and radial miniature intrument ball bearings in inch sizes. Other types include angular contact, precision, single row, thin section and plastic. Stainless designs feature a static load capacity of 51 lbs. to 183 lbs., while the plastic ball bearings have static load capacities of 11 lbs. to 61 lbs.

  • Grainger Industrial Supply

    Grainger distributes miniature inch size ball bearings manufactured by Dynaroll and Dayton. Types supplied include shielded unflanged, shielded flanged, open unflanged, open flanged, shielded unflanged extended inner ring, and shielded flanged extended inner ring.

  • SKF USA, Inc.

    SKF supplies inch size deep groove, angular contact, angular contact thrust, self-aligning and thrust ball bearings. SKF also distributes MRC aftermarket industrial bearing products.

  • Rexnord Industries

    Rexnord offers inch size ball bearings in many configurations, including unmounted, pillow block, flange, trough end, hanger, cartridge, take-up block, take-up frame, take-up assembly, and standard duty.

  • National Precision Bearing

    NPB manufactures extra light, single row inch size ball bearings available with 1/8" to 1 1/2" bore sizes and in open, sealed and shielded configurations. Products are used for high speed applications.

  • RBC Bearings

    RBC produces standard inch size radial, angular contact and thrust ball bearings available with special bores, modified outer ring shapes, extended inner rings, locking devices, and flanged housings.

  • NOMA IKS Corp

    NOMA IKS Corp. manufactures single row, inch size radial ball bearings available from 3/16" through 1 1/2" bore sizes. Open, shielded or sealed designs can take thrust or radial loads and are used in high speed motor applications.

  • Dynaroll Corp.

    Dynaroll Corp. manufactures inch size precision ball bearings in standard open, flanged open, standard shielded, or flanged shielded configurations. Features include bore ranges of .0400" to .3125" and outside diameters of .1250" to .5000".

  • General Bearing Corporation

    GBC engineers extra light and "R" Series inch size ball bearings. "R" light designs feature outer diameters from 0.3750" to 1.3750" and limiting speeds of 13000 to 91000 rpm.

  • Impact Bearing

    Impact manufactures miniature and semi-precision inch size ball bearings available in stainless, chrome or ceramic. The miniature styles can be radial, flanged or extended inner, and feature outer diameters from 0.1562" to 2.625". Semi-precision types range in size from 0.1875" to 1".

  • KML Bearing & Equipment

    KML supplies inch size deep groove and miniature ball bearings in open type, shield or sealed, capable of operating at high speeds. They are mainly used to carry radial loads and a part of axial loads in two directions, and can also take the place of high speed angular contact ball bearings. KML also develops double row self-aligning, single row high speed, and double row angular contact designs.

  • NMB Technologies

    NMB Technologies Corporation sells miniature inch size precision ball bearings manufactured by its' parent company Minebea. Used for extreme noise-sensitive applications the miniature precision ball bearings are available as open or shielded and flanged or unflanged. Inside diameters and outer diameters range from .0400" to more than .5".

  • Pacamor Bearings, Inc.

    Pacamor Kubar manufactures miniature inch size flanged, precision and precision flanged ball bearings. Precision ball bearings feature bore sizes of 0.1250" to 0.3750", and outer diameters of 0.3750" to 0.8750".  Miniature types have outer diameters ranging from 0.1250" to 0.5000" and bores of 0.0400" to 0.3125".

  • Reid Supply Company

    Reid Supply Company distributes inch size ball bearings, including standard and standard extended with inner rings, standard extra thin inch, flanged and flanged extended with inner rings, and stainless steel types.

  • SDP/SI

    Stock Drive Products/Sterling Instrument engineers and manufactures metal, metal extended race, plastic and linear inch size ball bearings. Types include plain no shield, flanged no shield, flanged double shield, plain single shield, plain double shield, and flanged single shield.