zwa four-row tapered roller bearing

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.

Such 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

Targeting at producing high-end Bearings.

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