zwa
British-system Double-row
Tapered Roller Bearing
bore 457,200-863,660mm
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 457,200-863,660mm | ||||||||||||||||
| 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 | |||||||||||||
| 457,200 | 596,900 | 165,100 | 120,650 | 565 | 571 | 218 | 9.7 | 1.5 | BT2B328930A/HA2 | 2160 | 5500 | 0.40 | 1.7 | 2.5 | 1.6 | 110 |
| 18,0000 | 23,5000 | 6,5000 | 4,7500 | 565 | 571 | 218 | 9.7 | 1.5 | (EE244180-236CD) | 2160 | 5500 | 0.40 | 1.7 | 2.5 | 1.6 | 110 |
| 479,425 | 679,450 | 276,225 | 222,250 | 572 | 651 | 256 | 6.4 | 1.5 | 331657 | 5010 | 12700 | 0.33 | 2 | 3 | 2 | 302 |
| 18,8750 | 26,7500 | 10,8750 | 8,7500 | 572 | 651 | 256 | 6.4 | 1.5 | (M272749-710DC) | 5010 | 12700 | 0.33 | 2 | 3 | 2 | 302 |
| 489,026 | 634,873 | 177,800 | 142,875 | 556 | 610 | 213 | 6.4 | 1.5 | 331776A | 2750 | 7350 | 0.35 | 1.9 | 2.9 | 1.8 | 130 |
| 19,2530 | 24,9950 | 7,0000 | 5,6250 | 556 | 610 | 213 | 6.4 | 1.5 | (EE243192-251D) | 2750 | 7350 | 0.35 | 1.9 | 2.9 | 1.8 | 130 |
| 501,650 | 711,200 | 292,100 | 231,775 | 596 | 678 | 269 | 6.4 | 1.5 | BT2B332605A/HA1 | 5500 | 13700 | 0.33 | 2 | 3 | 2 | 343 |
| 19,7500 | 28,0000 | 11,5000 | 9,1250 | 596 | 678 | 269 | 6.4 | 1.5 | (M274149-110CD) | 5500 | 13700 | 0.33 | 2 | 3 | 2 | 343 |
| 520,700 | 736,600 | 186,502 | 114,300 | 615 | 691 | 277 | 6.4 | 1.5 | BT2B332761 | 3030 | 6700 | 0.48 | 1.4 | 2.1 | 1.4 | 210 |
| 20,5000 | 29,0000 | 7,3426 | 4,5000 | 615 | 691 | 277 | 6.4 | 1.5 | (EE982051-901CD) | 3030 | 6700 | 0.48 | 1.4 | 2.1 | 1.4 | 210 |
| 536,575 | 761,873 | 311,150 | 247,650 | 641 | 726 | 287 | 6.4 | 1.5 | BT2B332446 | 6270 | 16000 | 0.33 | 2 | 3 | 2 | 430 |
| 21,1250 | 29,9950 | 12,2500 | 9,7500 | 641 | 726 | 287 | 6.4 | 1.5 | (M276449-410CD) | 6270 | 16000 | 0.33 | 2 | 3 | 2 | 430 |
| 571,500 | 812,800 | 333,375 | 263,525 | 680 | 774 | 310 | 6.4 | 1.5 | BT2B332447 | 6440 | 16000 | 0.33 | 2 | 3 | 2 | 520 |
| 22,5000 | 32,0000 | 13,1250 | 10,3750 | 680 | 774 | 310 | 6.4 | 1.5 | (M278749-710CD) | 6440 | 16000 | 0.33 | 2 | 3 | 2 | 520 |
| 609,600 | 812,800 | 190,500 | 146,050 | 691 | 768 | 247 | 6.4 | 3.3 | 614609 | 3580 | 8800 | 0.33 | 2 | 3 | 2 | 250 |
| 24,0000 | 32,0000 | 7,50000 | 5,7500 | 687 | 755 | 269 | 6.4 | 1.5 | (EE649240-311CD) | 4020 | 10600 | 0.37 | 1.8 | 2.7 | 1.8 | 232 |
| 609,600 | 787,400 | 206,375 | 158,750 | 687 | 755 | 269 | 6.4 | 1.5 | BT2B332448 | 4020 | 10600 | 0.37 | 1.8 | 2.7 | 1.8 | 232 |
| 24,0000 | 31,0000 | 8,1250 | 6,2500 | 687 | 755 | 269 | 6.4 | 1.5 | BT2B332448 | 4020 | 10600 | 0.37 | 1.8 | 2.7 | 1.8 | 232 |
| 609,600 | 820 | 206,375 | 158,750 | 687 | 755 | 269 | 6.4 | 1.5 | 331500 | 4020 | 10600 | 0.37 | 1.8 | 2.7 | 1.8 | 292 |
| 24,0000 | 32,2835 | 8,1250 | 6,2500 | 687 | 755 | 269 | 6.4 | 1.5 | 331500 | 4020 | 10600 | 0.37 | 1.8 | 2.7 | 1.8 | 292 |
| 635 | 990,600 | 339,725 | 212,725 | 810 | 960 | 620 | 6.4 | 6.4 | BT2B332493/HA4 | 8090 | 16000 | 0.88 | 0.77 | 1.15 | 0.8 | 840 |
| 25,0000 | 39,0000 | 13,3750 | 8,3750 | 810 | 960 | 620 | 6.4 | 6.4 | BT2B332493/HA4 | 8090 | 16000 | 0.88 | 0.77 | 1.15 | 0.8 | 840 |
| 685,800 | 876,300 | 200,024 | 152,400 | 772 | 842 | 309 | 6.4 | 1.5 | 331290 | 3910 | 11000 | 0.43 | 1.6 | 2.3 | 1.6 | 270 |
| 27,0000 | 34,5000 | 7,8750 | 6,0000 | 772 | 842 | 309 | 6.4 | 1.5 | 331290 | 3910 | 11000 | 0.43 | 1.6 | 2.3 | 1.6 | 270 |
| 711,200 | 914,400 | 190,500 | 139,700 | 798 | 877 | 293 | 6.4 | 1.5 | BT2B328028/HA1 | 3800 | 9650 | 0.37 | 1.8 | 2.7 | 1.8 | 265 |
| 28,5000 | 36,0000 | 7,50000 | 5,5000 | 798 | 877 | 293 | 6.4 | 1.5 | (EE755280-361D) | 3800 | 9650 | 0.37 | 1.8 | 2.7 | 1.8 | 265 |
| 723,900 | 914,400 | 187,325 | 139,700 | 798 | 877 | 293 | 3.3 | 1.5 | 331554A | 3800 | 9650 | 0.37 | 1.8 | 2.7 | 1.8 | 250 |
| 28,5000 | 36,0000 | 7,3750 | 5,5000 | 798 | 877 | 293 | 3.3 | 1.5 | (EE755285-361CD) | 3800 | 9650 | 0.37 | 1.8 | 2.7 | 1.8 | 250 |
| 774,700 | 965,200 | 187,325 | 133,350 | 853 | 924 | 317 | 6.4 | 1.5 | BT2B332764 | 3580 | 9800 | 0.40 | 1.7 | 2.5 | 1.6 | 265 |
| 30,5000 | 38,0000 | 7,3750 | 5,2500 | 853 | 924 | 317 | 6.4 | 1.5 | (EE752305-381D) | 3580 | 9800 | 0.40 | 1.7 | 2.5 | 1.6 | 265 |
| 774,962 | 1016 | 266,700 | 209,550 | 880 | 976 | 321 | 8 | 2.5 | BT2B332625 | 6440 | 17000 | 0.33 | 2 | 3 | 2 | 525 |
| 30,5103 | 40,0000 | 10,5000 | 8,2500 | 880 | 976 | 321 | 8 | 2.5 | BT2B332625 | 6440 | 17000 | 0.33 | 2 | 3 | 2 | 525 |
| 812,800 | 1016 | 190,500 | 146,050 | 903 | 976 | 345 | 6.4 | 1.5 | 331291B | 3580 | 10200 | 0.43 | 1.6 | 2.3 | 1.6 | 350 |
| 32,0000 | 40,0000 | 7,5000 | 5,7500 | 903 | 976 | 345 | 6.4 | 1.5 | (EE762320-401D) | 3580 | 10200 | 0.43 | 1.6 | 2.3 | 1.6 | 445 |
| 1066,800 | 190,500 | 146,050 | BT2B328371/HA6 | |||||||||||||
| 42,0000 | 7,5000 | 5,7500 | (EE762320-420XD) | |||||||||||||
| 137,600 | 469,900 | 285,750 | ||||||||||||||
| 863,660 | 54,0000 | 18,5000 | 11,2500 | 1140 | 1309 | 841 | 28 | 2 | BT2B332494/HA5 | 14700 | 32000 | 0.88 | 0.77 | 1.15 | 0.8 | 2250 |
