zwa four-row tapered roller bearing
bore 150-420mm
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.
Basi Type
the products include
| Four-row Tapered Roller Bearing | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d 150-420mm | ||||||||||||||
| Basic Size | Code | Basic load rating | Limiting Speed | Calculation Coefficient | Mass | |||||||||
| d | D | T | r1.2min | r3.4min | dynamic | static | grease | oil | e | Y1 | Y2 | Yo | ||
| C | Co | |||||||||||||
| mm | - | kN | - | kg | ||||||||||
| 150 | 210 | 165 | 0.7 | 2.3 | 382930X2 | 440 | 845 | 800 | 1000 | 0.27 | 2.5 | 3.7 | 2.4 | 21.2 |
| 160 | 220 | 165 | 2.5 | 2 | 382932 | 440 | 845 | 780 | 920 | 0.35 | 19.7 | |||
| 170 | 260 | 230 | 3 | 2.5 | 382034X2 | 908 | 1720 | 670 | 850 | 0.44 | 1.5 | 2.3 | 1.5 | 39.5 |
| 180 | 280 | 180 | 2.3 | 2.5 | 380636 | 860 | 1630 | 650 | 820 | 0.29 | 36 | |||
| 200 | 282 | 206 | 3 | 2.5 | 380640X2 | 1200 | 3400 | 620 | 750 | 0.39 | 38.6 | |||
| 200 | 310 | 200 | 3 | 2.5 | 380640 | 1970 | 5520 | 590 | 700 | 0.34 | 55.5 | |||
| 205 | 320 | 205 | 3 | 2.5 | 860 | 1630 | 550 | 680 | 0.46 | 55.4 | ||||
| 220 | 340 | 305 | 4 | 3 | 382044 | 1500 | 3020 | 500 | 630 | 0.35 | 1.9 | 2.8 | 1.9 | 98 |
| 240 | 360 | 310 | 4 | 3 | 382048X2 | 1530 | 3120 | 450 | 560 | 0.31 | 2.2 | 3.2 | 2.1 | 91 |
| 250 | 385 | 255 | 5 | 4 | 381050 | 1390 | 2570 | 430 | 530 | 0.38 | 1.8 | 2.6 | 1.7 | 108 |
| 260 | 360 | 265 | 3 | 2.5 | 382952/HC | 1270 | 2710 | 450 | 560 | 0.37 | 1.8 | 2.7 | 1.8 | 76.3 |
| 260 | 370 | 220 | 3 | 2.5 | 1690 | 3150 | 450 | 560 | 0.32 | 75.9 | ||||
| 260 | 400 | 255 | 4 | 3 | 380652 | 1850 | 3720 | 430 | 530 | 0.39 | 117 | |||
| 260 | 400 | 345 | 5 | 4 | 382052 | 1970 | 3970 | 430 | 530 | 0.29 | 2.3 | 3.4 | 2.3 | 153 |
| 280 | 460 | 324 | 5 | 4 | 381156 | 2190 | 4050 | 360 | 450 | 0.33 | 2.1 | 3.1 | 2 | 200 |
| 300 | 420 | 300 | 4 | 3 | 382960/HC | 1690 | 3730 | 380 | 480 | 0.29 | 2.3 | 3.4 | 2.3 | 130 |
| 300 | 460 | 390 | 5 | 4 | 382060/HC | 2310 | 4880 | 360 | 450 | 0.31 | 2.2 | 3.2 | 2.1 | 219 |
| 300 | 500 | 350 | 5 | 4 | 380660/HCC9 | 2730 | 6500 | 340 | 430 | 0.32 | 263.5 | |||
| 300 | 500 | 370 | 5 | 4 | 381160/HC | 2610 | 4840 | 340 | 430 | 0.32 | 2.1 | 2.3 | 2.1 | 285 |
| 320 | 480 | 380 | 5 | 4 | 382064X2/HC | 2310 | 4880 | 340 | 430 | 0.42 | 1.6 | 2.4 | 1.6 | 234 |
| 340 | 460 | 310 | 4 | 4 | 382968X2/HC | 1770 | 4130 | 340 | 430 | 0.31 | 2.2 | 3.2 | 2.1 | 145 |
| 340 | 520 | 325 | 5 | 4 | 381068 | 2310 | 4340 | 320 | 400 | 0.29 | 2.3 | 3.4 | 2.3 | 234 |
| 340 | 580 | 425 | 5 | 4 | 381168 | 3530 | 6500 | 280 | 360 | 0.42 | 1.6 | 3.4 | 1.6 | 441 |
| 360 | 480 | 375 | 5 | 4 | 3600 | 7200 | 300 | 380 | 0.33 | 196 | ||||
| 360 | 540 | 325 | 5 | 4 | 381072 | 2430 | 4670 | 300 | 380 | 0.3 | 2.3 | 2.3 | 2.2 | 248 |
| 380 | 620 | 420 | 5 | 4 | 381176/HC | 3630 | 6860 | 240 | 320 | 0.46 | 1.5 | 2.2 | 1.4 | 487 |
| 395 | 545 | 288.7 | 5 | 4 | 2500 | 6850 | 300 | 400 | 0.42 | 195.5 | ||||
| 400 | 540 | 400 | 5 | 5 | 380680/HC | 5350 | 1500 | 210 | 290 | 0.3 | 261.5 | |||
| 400 | 600 | 356 | 5 | 4 | 381080/HC | 3000 | 6080 | 240 | 320 | 0.4 | 1.7 | 2.5 | 1.7 | 317 |
| 420 | 700 | 480 | 6 | 5 | 381184 | 5220 | 10300 | 190 | 260 | 0.32 | 2.1 | 3.2 | 2.1 | 760 |
