Product drawing
drawing
| External dimensions（mm) | Rated load(KN) | Rated speed min-1 | Bearing code | Installation size(mm) | weight(kg) | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | γ(minimum) | FW | EW | Cr | Cor | grease | oil | Cylindrical hole | conical bore | Da (minimum） | da (maximum） | d1a (minimum) | dc (minimum) | da (maximum） | Da (minimum） | γa (maximum) | (refer to) |
| 420 | 620 | 150 | 5 | 478 | — | 2130 | 4450 | — | — | NNU 3084 | NNU 3084 K | 449 | — | 462 | 485 | — | — | 4 | 155 |
| 420 | 620 | 150 | 5 | — | 568 | 2130 | 4450 | — | — | NN 3084 | NN 3084 K | 449 | — | 462 | — | — | 588 | 4 | 154 |
| 420 | 560 | 140 | 4 | 461 | — | 2000 | 5150 | — | — | NNU 4984 | — | 445 | — | — | 486 | — | — | 3 | 97.2 |
| 420 | 560 | 140 | 4 | — | 525 | 2000 | 5150 | — | — | NN 4984 | NN 4984 K | 445 | — | 457 | — | — | 533 | 3 | 87.9 |
| 420 | 560 | 106 | 4 | — | 522 | 1280 | 2900 | — | — | NN 3984 | — | 445 | — | — | — | — | 533 | 3 | 71.2 |
| 400 | 650 | 200 | 6 | 474 | — | 2770 | 5400 | — | — | NNU 3180 | — | 435 | — | — | 481 | — | — | 5 | 262 |
| 400 | 600 | 200 | 5 | 456 | — | 2840 | 6050 | — | — | NNU 4080 | — | 429 | — | — | 463 | — | — | 4 | 201 |
| 400 | 600 | 148 | 5 | — | 548 | 2090 | 4300 | — | — | NN 3080 | NN 3080 K | 429 | — | 441 | — | — | 568 | 4 | 147 |
| 400 | 540 | 140 | 4 | 446 | — | 1790 | 4600 | — | — | NNU 4980 | NN 4980 K | 425 | — | 437 | 453 | — | — | 3 | 93.6 |
| 400 | 540 | 140 | 4 | — | 505 | 1940 | 4900 | — | — | NN 4980 | NN 4980 K | 425 | — | 437 | — | — | 513 | 3 | 84.1 |
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