Four-row tapered roller bearings can accommodate combined (radial and axial) loads at low to moderate speeds. They are used almost exclusively in work roll applications such as rolling mills.
BT4B 331189 E/C600 SKF Four-row tapered roller bearings
Four-row tapered roller bearings
Four-row tapered roller bearings
| Designation | Principal dimensions | Basic load ratings | Design variant/feature | ||||
|---|---|---|---|---|---|---|---|
| dynamic | static | ||||||
|
|
d[mm]
|
D[mm]
|
B[mm]
|
T[mm]
|
C[kN]
|
C0[kN]
|
|
| BT4B 332502/HA1 | 460 | 625 | 421 | 421 | 7 210 | 20 000 | TQO/WI |
| BT4B 328913 BG/HA1C555 | 475 | 600 | 368 | 368 | 5 720 | 16 600 | TQON/GW |
| 330886 B | 479.425 | 679.45 | 495.3 | 495.3 | 9 350 | 22 500 | TQO/GWI |
| 332096 E/C725 | 482.6 | 615.95 | 330.2 | 330.2 | 6 300 | 15 300 | TQON/GW |
| BT4-8163 E8/C725 | 482.6 | 615.95 | 330.2 | 330.2 | 6 300 | 14 300 | TQON/GW |
| BT4-8163 E81/C725 | 482.6 | 615.95 | 330.2 | 330.2 | 6 300 | 14 300 | TQOSN/GWSI |
| BT4-8163 E8A/C725 | 482.6 | 615.95 | 330.2 | 330.2 | 6 300 | 14 300 | TQON/GW |
| BT4B 328842 E1/C325 | 482.6 | 615.95 | 330.2 | 330.2 | 6 100 | 13 700 | TQOSN/GWSI |
| BT4B 331259 BG/HA1C325 | 482.6 | 647.7 | 417.512 | 417.512 | 7 650 | 20 000 | TQON/GW |
| 331090 E/C700 | 489.026 | 634.873 | 320.675 | 320.675 | 6 300 | 14 600 | TQON/GW |
| BT4-8135 E/C750 | 490 | 625 | 385 | 385 | 7 100 | 16 300 | TQON/GW |
| BT4-8056 G/HA1 | 500 | 670 | 400.05 | 387.35 | 7 210 | 19 300 | TQOE/GWI |
| 331081 A | 501.65 | 711.2 | 520.7 | 520.7 | 10 200 | 27 500 | TQO/GWI |
| BT4-8167 E8/C775 | 510 | 655 | 377 | 379 | 7 650 | 17 600 | TQON/GW |
| BT4-8167 E81/C775 | 510 | 655 | 377 | 379 | 7 650 | 17 600 | TQOSN/GWSI |
| BT4B 331243 A/HA1 | 520.7 | 711.2 | 400.05 | 400.05 | 8 068 | 19 600 | TQO/GWI |
| BT4-8043 G/HA1 | 530 | 680 | 440 | 440 | 8 250 | 23 600 | TQON/GW |
| 331978 BG | 540 | 690 | 400 | 400 | 7 480 | 21 200 | TQON/GW |
| BT4-8108 E/C625 | 540 | 690 | 400 | 400 | 8 150 | 19 300 | TQON/GW |
| 331165 A | 558.8 | 736.6 | 322.265 | 322.268 | 6 270 | 16 600 | TQO/WI |
| 331165 AG | 558.8 | 736.6 | 322.265 | 322.268 | 6 270 | 16 600 | TQO/GWI |
| BT4-8022 G/HA1VA919 | 558.8 | 736.6 | 455.612 | 457.2 | 8 580 | 23 200 | TQOSN/GWOY |
| BT4B 330993 AG/HA1 | 558.8 | 736.6 | 409.575 | 409.575 | 8 580 | 23 200 | TQON/GW |
| BT4B 334080 G/HA1VA901 | 558.8 | 736.6 | 409.575 | 409.575 | 6 600 | 20 000 | TQOS/GWISI |
| BT4-8153 E/C775 | 560 | 700 | 405 | 405 | 8 000 | 21 200 | TQON/GW |
| BT4B 328509/HA4 | 560 | 920 | 618 | 618 | 16 500 | 34 000 | TQO.1/WI |
| BT4B 332666/HA1 | 571.5 | 812.8 | 593.725 | 593.725 | 13 200 | 36 000 | TQOT |
| 331148 A | 584.2 | 762 | 396.875 | 401.638 | 7 650 | 22 400 | TQO/GWI |
| BT4B 331189 E/C600 | 584.2 | 730.326 | 342.9 | 349.25 | 5 940 | 17 000 | TQO/GWI |
| BT4B 328888 BG/HA1VA901 | 585.788 | 771.525 | 479.425 | 479.425 | 10 200 | 27 500 | TQOSN/GWSI |
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