| Bearing type | Boundary Dimensions（mm） | ||
|---|---|---|---|
| d | D | B | |
| BC4B 316341/HA4 | 820 | 1100 | 745 |
| BC4B 316345 A | 320 | 480 | 350 |
| BC4B 316515 | 500 | 680 | 450 |
| BC4B 319411 | 510 | 680 | 500 |
| BC4B 319446 | 571.627 | 870 | 640 |
| BC4B 319668 | 865 | 1180 | 750 |
| BC4B 319862 | 950 | 1360 | 975 |
| BC4B 320455 | 820 | 1130 | 800 |
| BC4B 320608 | 440 | 620 | 470 |
| BC4B 320612 | 410 | 560 | 420 |
| BC4B 320989/HA3 | 380 | 540 | 400 |
| BC4B 322039/HA1 | 500 | 670 | 480 |
| BC4B 322066 | 500 | 720 | 400 |
| BC4B 322142/HB1 | 536.176 | 762.03 | 558.8 |
| BC4B 322143/HB3 | 761.425 | 1079.602 | 787.4 |
| BC4B 322261/HB1 | 340 | 500 | 370 |
| BC4B 322264/HB1 | 380 | 560 | 325 |
| BC4B 322374 | 460 | 680 | 400 |
| BC4B 322497/HA4 | 600 | 870 | 578 |
| BC4B 322498 | 390 | 540 | 320 |
| BC4B 322719/HB1 | 550 | 800 | 560 |
| BC4B 322777/HB1 | 350 | 500 | 410 |
| BC4B 322930/HA4 | 560 | 820 | 600 |
| BC4B 322993 A/HA7 | 460 | 650 | 460 |
| BC4B 326140/HA4 | 580 | 780 | 521 |
| BC4B 326261/HA1 | 475 | 600 | 368 |
| BC4B 326361 B/HA1 | 431.5 | 571.5 | 300 |
| BC4B 326366/HB1 | 380 | 540 | 400 |
| BC4B 326853/HB1 | 500 | 738 | 500 |
| BC4B 326909/HA3 | 350 | 520 | 300 |
