| B - Cone Width | 41.28 | mm |
| d - Cone Bore | 63.50 | mm |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions) | 125,000 | N | |
| Cage Type | Stamped Steel | ||
| Cone Part Number | 639 |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) | 481,000 | N | |
| Design Units | Imperial | ||
| Series | 635 |
| Manufacturer | Part Number |
|---|---|
| Euclid Trucks | 4026622 |
| Sealed Power | F639 |
| Gerlinger | A506590 |
| SKF | BR639 (SKF) |
| Allis-Chalmers Company | 00428730 |
| GM | 0116419 |
| RIV Officine di Villar Perosa | 083568 |
| Austin | 312258 |
| White Motor | 369734 |
| SKF | 639 |
| Galion Iron Works | D10774 |
| GM | 141414 |
| RIV Officine di Villar Perosa | 043468 |
| GM | 116419 |
| NTN | 4T-639 (NTN) |
| Allis-Chalmers Company | 042873 |
| Allis-Chalmers Company | 059478 |
| Euclid Trucks | 116419 |
| SKF | 1202765 |
| Euclid Trucks | 109539 |
| GM | 109539 |
| Eaton | 32040 |
| White Motor | 6206D5 |
| White Motor | 625D1 |
| Mack | 62AX149 |
| Federal-Mogul | 639 |
| NTN | 639 |
| White Motor | 66673G |
| Wabco | TD444 |
| Fiat | 70042837 |
| Fiat | 70042873 |
| International Harvester | 74432R91 |
| International Harvester | 74990R91 |
| Jeffrey | 900763 |
| GM | 9412620 |
| Euclid Trucks | 9412622 |
| GM | 9412622 |
| Eaton | 532330 |
| Chicago Rawhide | BR639 |
| Mcquay Norris | BT639 |
| Kenworth | KW1270 |
| Galion Iron Works | R10774 |
| FWD | T00093399 |
| FAG | K639 |
| White Motor | 1BE0315 |
| Dana-Spicer | 550270 |
| White Motor | 1E0315 |
| ACF Brill | 268007 |
| Eaton | 28034 |
| Euclid Trucks | 141414 |
| White Motor | 626D5 |
| Hyster | 230309 |
