Timken Super Precision Bearings for Machine Tool Applications

Appendix
3MMV9300HX Series
FTF: Fundamental Train Frequency: the frequency at which the
cage will operate.
BPFO: Ball Pass Frequency Outer: the frequency at which a single
defect in the outer race will be detected.
BSF:
Ball Spin Frequency: the frequency at which a single defect
on a rolling element will be detected.
BPFI: Ball Pass Frequency Inner: the frequency at which a single
defect in the inner race will be detected.
Part Number FTF-Inner (1) BSF BPFO BPFI FTF-Outer (2)
3MMV9300HX 0.4327 3.2987 5.6255 7.3745 0.5673
3MMV9301HX 0.4402 3.7257 6.1629 7.8371 0.5598
3MMV9302HX 0.4416 3.8167 7.0655 8.9345 0.5584
3MMV9303HX 0.4466 4.1812 7.5916 9.4084 0.5534
3MMV9304HX 0.4434 3.9383 7.5370 9.4630 0.5566
3MMV9305HX 0.4518 4.6459 9.0361 10.9639 0.5482
3MMV9306HX 0.4581 5.3516 10.5355 12.4645 0.5419
3MMV9307HX 0.4601 5.6336 11.5035 13.4965 0.5399
3MMV9308HX 0.4436 3.9647 8.4284 10.5716 0.5564
3MMV9309HX 0.4491 4.4028 9.4309 11.5691 0.5509
3MMV9310HX 0.4528 4.7605 10.4154 12.5846 0.5472
3MMV9311HX 0.4521 4.6810 10.3976 12.6024 0.5479
3MMV9312HX 0.4554 5.0340 11.3844 13.6156 0.5446
3MMV9313HX 0.4583 5.3866 12.3729 14.6271 0.5417
3MMV9314HX 0.4535 4.8255 10.8839 13.1161 0.5465
3MMV9315HX 0.4561 5.1141 11.4020 13.5980 0.5439
3MMV9316HX 0.4584 5.4026 12.3766 14.6234 0.5416
3MMV9317HX 0.4579 5.3425 11.9063 14.0937 0.5421
3MMV9318HX 0.4566 5.1697 11.8704 14.1296 0.5434
3MMV9319HX 0.4585 5.4137 12.8376 15.1624 0.5415
3MMV9320HX 0.4611 5.7794 13.3713 15.6287 0.5389
3MMV9322HX 0.4641 6.2667 14.3863 16.6137 0.5359
3MMV9324HX 0.4622 5.9486 13.8654 16.1346 0.5378
3MMV9326HX 0.4606 5.7077 13.8183 16.1817 0.5394
3MMV9328HX 0.4630 6.0805 14.8159 17.1841 0.5370
3MMV9330HX 0.4560 5.1141 12.3132 14.6868 0.5440
AD
(1) For inner ring rotation.
(2) For outer ring rotation.
A
TIMKEN MACHINE TOOL CATALOG 225