zwa
British-system Double-row
Tapered Roller Bearing
bore 285,750-447,675mm
Tapered roller bearing is designed in such a way that cone apexes of inner ring raceway, outer ring raceway and roller raceway intersects on one point of its central line. ZWA’s tapered roller bearings can be divided into both metric and imperial single-row, double-row and four-row series.
Basic Type
The products include
| British-system Double-row Tapered Roller Bearing | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d 285,750-447,675mm | ||||||||||||||||
| Basic Size | Designation | Basic load rating | Calculation Conefficient | Mass | ||||||||||||
| d | D | T | C | d1≈ | D1≈ | a | rmin | r1min | dynamic | static | e | Y1 | Y2 | Yo | ||
| C | Co | |||||||||||||||
| mm | kN | - | kg | |||||||||||||
| 285,750 | 380,898 | 139,700 | 107,950 | 335 | 366 | 162 | 3.5 | 1.5 | BT2B332449 | 1230 | 3200 | 0.43 | 1.6 | 2.3 | 1.6 | 42.0 |
| 11,2500 | 14,9960 | 5,5000 | 4,2500 | 335 | 366 | 162 | 3.5 | 1.5 | (LM654648-610D) | 1230 | 3200 | 0.43 | 1.6 | 2.3 | 1.6 | 42.0 |
| 288,925 | 406,400 | 165,100 | 130,175 | 342 | 388 | 154 | 6.4 | 1.5 | BT2B332504/HA2 | 1940 | 4500 | 0.33 | 2 | 3 | 2 | 63.0 |
| 11,3750 | 16,0000 | 6,50000 | 5,1250 | 342 | 388 | 154 | 6.4 | 1.5 | (M25549-410CD) | 1940 | 4500 | 0.33 | 2 | 3 | 2 | 63.0 |
| 300,038 | 422,275 | 174,625 | 136,525 | 357 | 403 | 162 | 6.4 | 1.5 | BT2B332503/HA2 | 2050 | 4750 | 0.33 | 2 | 3 | 2 | 71.5 |
| 11,8125 | 16,6250 | 6,8750 | 5,3750 | 357 | 403 | 162 | 6.4 | 1.5 | (HM256849-810CD) | 2050 | 4750 | 0.33 | 2 | 3 | 2 | 71.5 |
| 330,200 | 482,600 | 177,800 | 127,000 | 401 | 454 | 184 | 3.3 | 1.5 | BT2B332845/HA2 | 2240 | 5000 | 0.40 | 1.7 | 2.5 | 1.6 | 100 |
| 13,0000 | 19,0000 | 7,0000 | 5,0000 | 401 | 454 | 184 | 3.3 | 1.5 | (EE526130/191D) | 2240 | 5000 | 0.40 | 1.7 | 2.5 | 1.6 | 100 |
| 333,375 | 469,900 | 190,500 | 152,400 | 398 | 452 | 180 | 6.4 | 1.5 | 331775B | 2460 | 5700 | 0.33 | 2 | 3 | 2 | 98.0 |
| 13,1250 | 18,5000 | 7,5000 | 6,0000 | 398 | 452 | 180 | 6.4 | 1.5 | (HM261049-010DC) | 2460 | 5700 | 0.33 | 2 | 3 | 2 | 98.0 |
| 340 | 460 | 160 | 128 | 394 | 442 | 161 | 3 | 1 | BT2B332830 | 2050 | 4900 | 0.31 | 2.2 | 3.3 | 2.2 | 71.0 |
| 13,3858 | 18,1102 | 6,2992 | 5,0394 | 394 | 442 | 161 | 3 | 1 | BT2B332830 | 2050 | 4900 | 0.31 | 2.2 | 3.3 | 2.2 | 71.0 |
| 342,900 | 533,400 | 174,625 | 123,825 | 422 | 496 | 180 | 4.8 | 1.5 | BT2B332802A | 2380 | 4400 | 0.33 | 2 | 3 | 2 | 130 |
| 13,5000 | 21,0000 | 6,8750 | 4,8750 | 422 | 496 | 180 | 4.8 | 1.5 | (EE971354-103D) | 2380 | 4400 | 0.33 | 2 | 3 | 2 | 130 |
| 355,600 | 444,500 | 136,524 | 111,125 | 398 | 428 | 151 | 3.5 | 1.5 | BT2B332505/HA2 | 1250 | 3650 | 0.31 | 2.2 | 3.3 | 2.2 | 46.0 |
| 14,0000 | 17,5000 | 5,3750 | 4,3750 | 398 | 428 | 151 | 3.5 | 1.5 | (L163149-110CD) | 1250 | 3650 | 0.31 | 2.2 | 3.3 | 2.2 | 46.0 |
| 355,600 | 501,650 | 155,575 | 107,950 | 431 | 481 | 197 | 6.4 | 1.5 | BT2B332506/HA2 | 1830 | 4250 | 0.44 | 1.5 | 2.3 | 1.4 | 87.0 |
| 14,0000 | 19,7500 | 6,1250 | 4,2500 | 431 | 481 | 197 | 6.4 | 1.5 | (EE231400-976D) | 1830 | 4250 | 0.44 | 1.5 | 2.3 | 1.4 | 87.0 |
| 368,249 | 523,875 | 214,312 | 169,862 | 438 | 499 | 196 | 6.4 | 1.5 | BT2B332603/HA1 | 3140 | 7500 | 0.33 | 2 | 3 | 2 | 140 |
| 14,4980 | 20,6250 | 8,4375 | 6,6875 | 438 | 499 | 196 | 6.4 | 1.5 | (HM265049/010D) | 3140 | 7500 | 0.33 | 2 | 3 | 2 | 140 |
| 371,475 | 501,650 | 155,575 | 107,950 | 431 | 481 | 198 | 6.4 | 1.5 | 331606A | 1830 | 4250 | 0.44 | 1.5 | 2.3 | 1.4 | 76.5 |
| 14,6250 | 19,7500 | 6,1250 | 4,2500 | 431 | 481 | 198 | 6.4 | 1.5 | (EE231462-976CD) | 1830 | 4250 | 0.44 | 1.5 | 2.3 | 1.4 | 76.5 |
| 381 | 508 | 139,700 | 88,900 | 442 | 482 | 219 | 6.4 | 1.5 | BT2B332507/HA2 | 1380 | 3250 | 0.54 | 1.25 | 1.8 | 1.3 | 67.0 |
| 15,0000 | 20,0000 | 5,5000 | 3,5000 | 442 | 482 | 219 | 6.4 | 1.5 | (EE192150-201CD) | 1380 | 3250 | 0.54 | 1.25 | 1.8 | 1.3 | 67.0 |
| 406,400 | 539,750 | 142,875 | 101,600 | 473 | 516 | 215 | 6.4 | 1.5 | BT2B328389 | 1680 | 4400 | 0.48 | 1.4 | 2.1 | 1.4 | 82.4 |
| 15,0000 | 21,2500 | 5,6250 | 4,0000 | 473 | 516 | 215 | 6.4 | 1.5 | (EE234160-213CD) | 1680 | 4400 | 0.48 | 1.4 | 2.1 | 1.4 | 82.4 |
| 415,925 | 590,550 | 244,475 | 193,675 | 497 | 563 | 225 | 6.4 | 1.5 | 331656 | 3910 | 9650 | 0.33 | 2 | 3 | 2 | 205 |
| 16,3750 | 23,2500 | 9,6250 | 7,6250 | 497 | 563 | 225 | 6.4 | 1.5 | (M268749-710CD) | 3910 | 9650 | 0.33 | 2 | 3 | 2 | 205 |
| 447,675 | 635 | 257,175 | 206,375 | 534 | 605 | 237 | 6.4 | 1.5 | BT2B332176A | 4400 | 11000 | 0.33 | 2 | 3 | 2 | 245 |
| 17,6250 | 25,0000 | 10,1250 | 8,1250 | 534 | 605 | 237 | 6.4 | 1.5 | (M270749-710DC) | 4400 | 11000 | 0.33 | 2 | 3 | 2 | 245 |
