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 wide, open and closed, ranging in sizes from 1/4" to 2". Static load capacities go up to 2,500 lbs, 3,000lbs or 3,500lbs for each type of inch size ball bearing.

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

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 Inc. manufactures inch size ball bearings including miniature designs, open or with Teflon seals, and miniature/instrumentation types with flanged O.D. to facilitate mounting. Some inch size ball bearings are available with extended inner rings and flanges.

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 ball bearings are primarily used to reduce friction and permit free movement of turning parts, and are best suited for moderate loads and slow speeds.

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 offers inch size ball bearings in intermediate duty, standard duty, medium duty and heavy duty configurations. Rex intermediate duty inch size ball bearing types include pillow block, flange block and take-up block configurations. Hanger units and unmounted units are also available. Rexnord standard duty designs include pillow, flange, cartridge and take-up blocks, take-up assemblies and frames, hanger units, trough end units, and unmounted units. Rex medium duty inch size ball bearing offerings include pillow blocks, flange blocks, take-up blocks, and unmounted units. Rexnord also offers a heavy duty 300 Series that includes pillow blocks, flanged blocks, cartridges, take-up blocks and unmounted units.

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

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

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

Impact manufactures miniature inch ball bearings and inch semi-precision 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 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.

National Precision Bearing Group 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. They are used for high speed applications.

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 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".

Quality Bearings & Components manufactures single row, stainless and single row, plastic inch size ball bearings. 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.

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.

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.

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.

Alpine Bearing Company is a supplier to distributors and OEMs. They offer an inch series of ball bearings in radial open, radial shielded, radial open extended inner ring, radial shielded tapered OD flanged, radial open flanged, radial shielded flanged, and radial shielded extended inner ring. Inch size ball bearings that Alpine Bearing Company carries are manufactured by NHBB, NMB and Timken.