zwa
British-system Four-row
Tapered Roller Bearing
bore 501,650-676mm
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 Four-row Tapered Roller Bearing | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d 501,650-676mm | |||||||||||||||
| Basic Size | Designation | Basic load rating | Calculation Coefficient | Mass | |||||||||||
| d | D | T | B | d1≈ | D1≈ | r1.2min | r3.4min | dynamic | static | e | Y1 | Y2 | Yo | ||
| C | Co | ||||||||||||||
| mm | kN | - | kg | ||||||||||||
| 501,650 | 673,100 | 387,350 | 400,050 | 538 | 612 | 3.3 | 6.4 | BT4B331499G/HA1 | 7210 | 19300 | 0.31 | 2.2 | 3.3 | 2.2 | 395 |
| 19,7500 | 26,5000 | 15,2500 | 15,7500 | 538 | 612 | 3.3 | 6.4 | (EE641198DGW-265-266D) | 7210 | 19300 | 0.31 | 2.2 | 3.3 | 2.2 | 395 |
| 501,650 | 711,200 | 520,700 | 520,700 | 546 | 631 | 3.3 | 6.4 | 331081A | 10200 | 27500 | 0.33 | 2 | 3 | 2 | 755 |
| 19,7500 | 28,0000 | 20,5000 | 20,5000 | 546 | 631 | 3.3 | 6.4 | (M274149DGW-110-110D) | 10200 | 27500 | 0.33 | 2 | 3 | 2 | 755 |
| 514,350 | 673,100 | 422,275 | 422,275 | 549 | 612 | 3.3 | 6.4 | 331157A | 7210 | 21600 | 0.31 | 2.2 | 3.3 | 2.2 | 410 |
| 20,2500 | 26,5000 | 16,6250 | 16,6250 | 549 | 612 | 3.3 | 6.4 | (LM274449DGW-410-410D) | 7210 | 21600 | 0.31 | 2.2 | 3.3 | 2.2 | 410 |
| 519,112 | 736,600 | 536,575 | 536,575 | 567 | 653 | 3.3 | 6.4 | 331078A | 11400 | 31000 | 0.33 | 2 | 3 | 2 | 755 |
| 20,4375 | 29,0000 | 21,1250 | 21,1250 | 567 | 653 | 3.3 | 6.4 | (M275349DGW-310-310D) | 11400 | 31000 | 0.33 | 2 | 3 | 2 | 755 |
| 536,575 | 761,873 | 558,800 | 558,800 | 586 | 675 | 3.3 | 6.4 | BT4B331174/HA1 | 11700 | 32000 | 0.33 | 2 | 3 | 2 | 835 |
| 21,1250 | 29,9950 | 22,0000 | 22,0000 | 586 | 675 | 3.3 | 6.4 | (M276449DGW-410-410D) | 11700 | 32000 | 0.33 | 2 | 3 | 2 | 835 |
| 540 | 690 | 400 | 400 | 571 | 637 | 3 | 6 | 331978 | 5720 | 16300 | 0.33 | 2 | 3 | 2 | 375 |
| 21,2598 | 27,1654 | 15,7480 | 15,7480 | 571 | 637 | 3 | 6 | 331978 | 5720 | 16300 | 0.33 | 2 | 3 | 2 | 375 |
| 540 | 690 | 400 | 434 | 565 | 637 | 1 | 5 | BT4B334038G/HA3 | 5720 | 16300 | 0.33 | 2 | 3 | 2 | 400 |
| 21,2598 | 27,1654 | 15,7480 | 17,0866 | 565 | 637 | 1 | 5 | BT4B334038G/HA3 | 5720 | 16300 | 0.33 | 2 | 3 | 2 | 400 |
| 571,500 | 812,800 | 593,725 | 593,725 | 625 | 720 | 3.3 | 6.4 | 330529B | 12100 | 32000 | 0.33 | 2 | 3 | 2 | 1000 |
| 22,5000 | 32,0000 | 23,3750 | 23,3750 | 625 | 720 | 3.3 | 6.4 | (M278749DGW-710-710D) | 12100 | 32000 | 0.33 | 2 | 3 | 2 | 1000 |
| 585,788 | 771,525 | 479,425 | 479,425 | 625 | 702 | 3.3 | 6.4 | 331093A | 9900 | 30000 | 0.33 | 2 | 3 | 2 | 625 |
| 23,0625 | 30,3750 | 18,8750 | 18,8750 | 625 | 702 | 3.3 | 6.4 | (LM278849DGW-810-810D) | 9900 | 30000 | 0.33 | 2 | 3 | 2 | 625 |
| 596,900 | 980 | 609,600 | 604,838 | 686 | 851 | 6.4 | 12.7 | 331566 | 16800 | 36500 | 0.40 | 1.7 | 2.5 | 1.6 | 1920 |
| 23,5000 | 38,5827 | 24,0000 | 23,8125 | 686 | 851 | 6.4 | 12.7 | 331566 | 16800 | 36500 | 0.40 | 1.7 | 2.5 | 1.6 | 1920 |
| 603,250 | 857,250 | 622,300 | 622,300 | 656 | 760 | 3.3 | 6.4 | 331625 | 14700 | 40500 | 0.33 | 2 | 3 | 2 | 1235 |
| 23,6220 | 33,7500 | 24,5000 | 24,5000 | 656 | 760 | 3.3 | 6.4 | (M280249DGW-210-210XD) | 14700 | 40500 | 0.33 | 2 | 3 | 2 | 1235 |
| 635 | 901,700 | 654,050 | 654,050 | 694 | 800 | 3.3 | 6.4 | 330990A | 15700 | 45000 | 0.33 | 2 | 3 | 2 | 1420 |
| 25,0000 | 35,5000 | 25,7500 | 25,7500 | 694 | 800 | 3.3 | 6.4 | (M281049*DGW-010-010D) | 15700 | 45000 | 0.33 | 2 | 3 | 2 | 1420 |
| 646,112 | 857,250 | 542,925 | 542,925 | 690 | 776 | 3.3 | 6.4 | BT4B332671/HA1 | 12100 | 36500 | 0.33 | 2 | 3 | 2 | 875 |
| 25,4375 | 33,7500 | 21,3750 | 21,3750 | 690 | 776 | 3.3 | 6.4 | (LM281049DGW-310-310D) | 12100 | 36500 | 0.33 | 2 | 3 | 2 | 875 |
| 657,225 | 933,450 | 676,275 | 676,275 | 718 | 827 | 3.3 | 6.4 | 330824A | 17200 | 49000 | 0.33 | 2 | 3 | 2 | 1575 |
| 25,8750 | 36,7500 | 26,6250 | 26,6250 | 718 | 827 | 3.3 | 6.4 | (M281649DGW-610-610D) | 17200 | 49000 | 0.33 | 2 | 3 | 2 | 1575 |
| 660,400 | 812,800 | 365,125 | 365,125 | 698 | 751 | 3.3 | 6.4 | 331190 | 6710 | 22400 | 0.33 | 2 | 3 | 2 | 420 |
| 26,0000 | 32,0000 | 14,3750 | 14,3750 | 698 | 751 | 3.3 | 6.4 | (L281149DGW-110-110D) | 6710 | 22400 | 0.33 | 2 | 3 | 2 | 420 |
| 676 | 910 | 620 | 620 | 725 | 821 | 4 | 8 | BT4B332906/HA4 | 14200 | 41500 | 0.33 | 2 | 3 | 2 | 1150 |
| 26,6142 | 35,8268 | 24,4094 | 24,4094 | 725 | 821 | 4 | 8 | BT4B332906/HA4 | 14200 | 41500 | 0.33 | 2 | 3 | 2 | 1150 |
