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Bearings

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Thrust tapered roller bearings can accommodate single-direction axial load, and restrain single-direction axial displacement. They have much higher axial carrying-capacity than thrust cylindrical bearings; their limit rotational speed is a little higher than that of thrust cylindrical roller bearings.


Designations old spec. boundary dimensions Other dimensions Weight
mm mm kg
d D H R r d1 D1 Reference
T520 　 127 250.83 55.56 4.8 4.8 127.3 250.83 14.1
T511A 　 128.59 266.7 58.74 4.8 4.8 128.888 266.7 19.59
917/168.4 19934Q 168.4 305.3 69.85 5 5 169 305.3 24.1
T691 　 174.63 358.78 82.55 6.4 6.4 174.925 358.78 49.12
99440 9019440 200 400 122 5 5 200.3 400 75
T811 　 203.2 419.1 92.08 9.7 9.7 203.5 419.1 67.71
91742 19742 210 460 122 7.5 7.5 211 460 114
91748V 　 240 540 127 7.5 7.5 244 536 152
353005 　 250 380 100 2 2 275 380 44.6
99452 9019452 260 480 132 6 6 260.3 480 111
91754Q4 19954EQ 270 550 130 7.5 7.5 271 550 164.3
99456Q4 9019456Q 280 520 145 6 6 280.3 520 143.75
99464 9019464 320 580 155 7.5 7.5 320.4 580 194
99476 9019476 380 670 175 7.5 7.5 380.4 670 274