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British-system Double-row
Tapered Roller Bearing

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

simple drawing of tapered roller bearing
simple drawing of tapered roller bearing

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

Targeting at producing high-end Bearings.

ZWA Chinese bearing manufacturer

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