| company | role | hq | verified |
| Bay State Bearing | DIST | NE (US) | 1 mfrs |
| BDI/INDUSTRIAL BEARING | DIST | Milwaukee, WI (US) | 1 mfrs |
| Bearing Resource & Machine Inc bearingresource.com | DIST | Prosper, PR (US) | 1 mfrs |
| Bearings & Po | DIST | Franklin Park, IL (US) | 1 mfrs |
| Bearings & Seals bearingsandseals.net | DIST | El Paso, TX (US) | 1 mfrs |
| Bearing & Supply bearingandsupply.com | DIST | Wynne, WY (US) | 1 mfrs |
| BENJAMIN & ASSOCIATES/AKA USA BEARINGS & BELTS | DIST | Lakeland, LA (US) | 1 mfrs |
| Berry Bearing Company | DIST | Lyons, IL (US) | 1 mfrs |
| Birlik Rulman Ltd. Sti. birlikrulman.com | DIST | — (US) | 1 mfrs |
| Bi State Industrial | DIST | Adolphus, KY (US) | 1 mfrs |
| Bobker Bearing bobkerbearings.com | DIST | NE (US) | 1 mfrs |
| Bohls Bearing bohlco.com | DIST | San Antonio (US) | 1 mfrs |
| Bowden Industries bowdenindustries.com | DIST | Huntsville, AL (US) | 1 mfrs |
| Bpc Supply Company bridgewaterpower.com | DIST | Salt Lake City, UT (US) | 1 mfrs |
| BRD. Klee A/S | DIST | AL (US) | 1 mfrs |
| Brenner Fiedler brfa.com | DIST | Riverside, RI (US) | 1 mfrs |
| Brg & Drive Supply | DIST | Decatur (US) | 1 mfrs |
| Bronze & Plastic | DIST | Baltimore, MD (US) | 1 mfrs |
| Bryant Electric bryant-electric.com | MFG DIST | Lowell, NC (US) | 1 mfrs |
| Bush Miller Inc | DIST | York, PA (US) | 1 mfrs |