National Precision Bearing are precision manufacturers of R-Series single row, inch ball bearings, available from 1/8 through 1-1/2 inch bore sizes, and 3/8 through 2 1/4 inch outside diameter sizes. They accept thrust and radial loads, work in high speed applications, are available in open, sealed and shielded configurations, and are available in stainless steel. The 6000 Series are normally used where space limitations are a concern and shaft sizes are relatively large. Deep, honed raceways and heavier races allow greater radial load capacity. The 1600 Series are designed to be interchangeable with standard domestic inch ball bearings, and are available in open, sealed and shielded configurations. They incorporate 52100 steel and ABEC 1 tolerances. The V Groove guide wheel design are precision ground, double row, angular contact bearings, offered in both 52100 chrome steel or 440C stainless steel. . 600 Series are extra small ball bearings with an available outside diameter range of .6299 to 1.0236 inches.

Dynaroll are manufacturers of ball bearings in a variety of different grades, including ABEC and ISO. Their 600 Series come in standard open, shielded and sealed configurations, with bore ranges from 4mm to 9mm, and outside diameter ranges from 16mm to 26mm. Their R Series ball bearings come in standard or flanged open, shielded and sealed configurations, and offer bore ranges from .1250 inch to 1.2500 inches, and outside diameter ranges from .3750 inch to 2.2500 inches. The 1600 Series comes in standard open, shielded and sealed designs, with an outside diameter range of .6875 inch to 2.5625 inches. Dynaroll also offers miniature, radial, miniature radial, metric and inch ball bearings.

Rexnord offers ball bearings in intermediate duty, standard duty, medium duty and heavy duty configurations. Rex intermediate duty ball bearing types include pillow blocks, flange blocks, take-up blocks, hanger units and unmounted units. Rexnord standard duty types include pillow, flange, cartridge and take-up blocks, take-up assemblies and frames, hanger units, trough end units, and unmounted units. Rex medium duty offerings include pillow block, flange block and take-up block types, as well as unmounted units. Rexnord also offers their heavy duty 300 Series of ball bearings that include pillow block, flanged block, cartridges, take-up block, and unmounted unit configurations.

The Timken Company is a manufacturer of ball bearings used for high precision applications in markets such as aerospace, agriculture, construction, health, machine tool and general industries. Timken standard radial ball bearings consist of an inner and outer ring with a cage of precisions balls. This type of deep groove design has a construction that can handle radial and axial loads in high speed applications. Timken Fafnir precision angular ball bearings are designed for radial and axial loading in single row and double configurations. The Timken line of precision ball bearings includes type MMX machine tool designs for ultra high speed grinding spindles, type HX for excellent running accuracy, ceramic styles with steel rings, and precision miniature types for ultra precision applications. Timken also manufactures Fafnir super precision, Fafnir screw support and Fafnir ceramic ball bearings. Fafnir housed units are also available.

Auburn is a manufacturer of sealed thrust ball bearings.   The "V" groove can distribute the load evenly across the balls. Auburn sealed thrust ball bearings featuring this "V" groove design can carry radial loads up to 25% of their thrust load capacity. Auburn offers many sealed thrust configurations.

NTN are manufacturers of a wide variety of ball bearings, including single row deep groove, deep groove radial, maximum capacity, micro and mini, single row angular, double row angular, self aligning, single direction type thrust, double row angular contact thrust, and high speed duplex angular contact thrust configurations. NTN deep groove radial ball bearings are made of alloy steel in both Conrad type and maximum capacity designs. They are designed to carry radial loads. Also available is a self aligning, double row ball design.

Koyo is a manufacturer of industrial OEM ball bearings, including angular contact, Conrad type, double row, thin section, miniature, hybrid ceramic and full ceramic configurations. Other types offered by Koyo include single and double row tapered roller, standard spherical roller and spherical roller thrust, and single and double row cylindrical roller bearings. Koyo is also a manufacturer of ball bearings for the OEM automotive market.

NHBB is a manufacturer of precision (ABEC 5 & 7) ball bearings from 0.1250 in. to 11.00 in. O.D. They specialize in miniature and instrument designs, as well as dental, thin section (Thinex) and torque tube, and large designs for aerospace applications. NHBB miniature and instrument ball bearings come in angular contact full ball complement, angular contact and radial configurations. Each comes in inch and metric sizes, open or shielded, flanged or unflanged. NHHB large ball bearings also come in inch and metric sizes in radial types, but only come in metric sizes for angular contact designs.

RBC are suppliers and manufacturers of ball bearings for industrial and aerospace applications. Types include Nice, radial, heavy duty needle roller, Fiberglide self lubricating, spherical plain, tapered roller, and stud type track roller designs. Nice ball bearings come in standard inch type, radial, angular contact or thrust type, and come with flanged housings in sealed, shielded or open configurations. Nice ball bearings are  ground, semi-ground, heavy duty precision, single row unground and unground thrust, radial or flanged radial designs. RBC radial ball bearings are standard type or Conrad type in sealed and unsealed designs.

The SKF ball bearing line-up includes deep groove, angular contact, angular contact thrust, self aligning and thrust types. Other offerings include cylindrical, tapered, needle and spherical roller bearings. SKF has a standard line of deep groove ball bearings that feature single row or double row configurations, come in stainless steel or hybrid designs, and can handle high temperatures. SKF angular contact ball bearings can accommodate combined radial and axial loads, and come in single row or double row designs. The self aligning design was invented by SKF. These come in open and sealed configurations. Thrust type ball bearings are offered in single or double direction types. Double direction types must not be subjected to radial loads. SKF also distributes MRC aftermarket industrial bearing products.

KSM are designers and manufacturers of plastic, custom, AISI 316 stainless radial, and plastic mounted blocks (plastic and 316 stainless insert) ball bearings. Plastic types are available in standard inch and metric sizes. Plastic race bearings can be made in special sizes and types. KSM offers plastic single and double row radial ball bearings. Plastic is five times lighter than steel and special designs are readily made from plastics as opposed to standard materials. KSM has standard cages to accommodate sizes from as small as 1/2 inch outside diameter to as large as 5 inch inner diameter. Their AISI 316 stainless steel radial ball bearings provide superior corrosion resistance compared to 440 stainless steel designs. These are widely used in the food and medical industries. Bearings produced from this type of steel can run in liquids or can run dry at slow speeds.

Manufacturer of a variety of ball bearing types. The most common type are their deep groove single row ball bearings. These offer excellent radial load carrying in sealed or shielded designs. They are made of chrome steel and feature a standard inner diameter range of 10mm to 75mm.Their heavy load types offer excellent radial load carrying and come in sealed and shielded designs as well. They are made of chrome steel and offer a standard inner diameter range of 17mm to 100mm. Hartford's double row deep groove ball bearings are widely used in applications involving high rotational speed, and are made of chrome steel. Hartford also offers angular contact and plastic designs, as well as precision stainless steel and carbon steel balls.

Turbonetics bearing technology has revolutionized turbocharger standards. They offer a patented angular contact ceramic ball bearing design made from nearly indestructible silicone-nitride ceramic balls. A Turbonetics conventional design can handle from 1000 lbs. to 2500 lbs. of dynamic thrust load. The angular contact feature offers extreme strength.

American deep groove and angular contact ball bearings are made from AISI steel. ABEC Class 1/ ISO Class Normal.

Mfr. of  deep groove, single row, radial , precision angular contact and ball bearings. They also sell roller and double direction angular contact thrust and precision ceramic ball bearings. All of their products come in inch type or metric sizes ranging from 3/8 inch outside diameter to 15 3/4 inch outside diameter. Barden manufactures their products to ABEC 7 or  9. Their super precision bearings are used in very high speed applications.

Applications include precision spindles, machine tools, index tables, truck cranes, and radar mounts. 4 point ball bearings are angular contact single row  and can be designed for heavy industrial requirements for large slewing-type applications.

Mfr. of angular contact ball bearings with characteristics such as axial load support in one direction only. Their S Series features a GMN standard spindle bearing, and are a non-separable type. Their X and BHT Series are high precision ball bearings of extra wide design. They are a non-separable type also. GMN produces precision radial ball bearings in precision class P4 (ABEC 7) as spindle (angular contact, radial deep groove, special precision and ceramic hybrid designs.

Scheerer is a manufacturer of ball thrust, roller thrust, radial ball and radial roller bearings. The majority of their products are made from SAE 52100 alloy steel. The retainers are made from precision machined centrifugally cast bronze or phenolic. Scheerer ball thrust bearings are self aligning and single or double acting. Their roller thrust designs come in plain type, self aligning, single or double acting. Scheerer radial ball bearings come in either single row or double row deep groove and are self aligning. Their radial roller designs include cylindrical, single row or multi-row.

Boston Gear are manufacturers of unmounted, inch size ball bearings available in radial and thrust designs. Features include double sealed and double shielded grease packed bearings for greater versatility. Applications include flanged, banded, rope or wire, chains or belts, and flange mounted. Other types of bearings offered include plain sleeve, mounted, molded plastic, thrust, rod ends and sphericals, and linear type.

PIB are manufacturers of precision ball bearings. Their R Series type is a single row, inch series with sizes from 1/8 inch to 1 inch. They can be ordered in stainless steel, flanged, shielded or sealed for high speed applications. PIB's 6000 Series type are deep groove radial ball bearings, single row, made of steel, for axial or radial loads operating at high speeds. Shaft sizes are relatively large, with deep honed raceways.  They are available in open, sealed or shielded configurations. PIB's 6800 Series type feature a large outside diameter, and may be obtained with light, standard or heavy torque. Their Felt Seals Series are a light duty, single row radial type with high quality felt seals, precision ground raceways and steel balls. Their Thin Section Series type offers precision tolerances and high temperature ratings. PIB also offers double row bearings.