Timken Super Precision Bearings for Machine Tool Applications

Appendix
3MMV99100WN 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.
Bearing Number FTF-inner (1) BSF BPFO BPFI FTF-Outer (2)
3MMV99101WN 0.3956 2.0721 3.5600 5.4400 0.6044
3MMV99102WN 0.4083 2.3842 4.4911 6.5089 0.5917
3MMV99103WN 0.4169 2.6491 5.4201 7.5799 0.5831
3MMV99104WN 0.4075 2.3575 4.4829 6.5171 0.5925
3MMV99105WN 0.4204 2.7627 5.4648 7.5352 0.5796
3MMV99106WN 0.4335 3.3327 6.9356 9.0644 0.5665
3MMV99107WN 0.4483 4.3177 9.4149 11.5851 0.5517
3MMV99108WN 0.4544 4.9006 10.9048 13.0952 0.5456
3MMV99109WN 0.4522 4.6813 10.4011 12.5989 0.5478
3MMV99110WN 0.4559 5.0782 11.3974 13.6026 0.5441
3MMV99111WN 0.4555 5.0341 11.3872 13.6128 0.5445
3MMV99112WN 0.4584 5.3867 11.9173 14.0827 0.5416
3MMV99113WN 0.4609 5.7389 12.9047 15.0953 0.5391
3MMV99114WN 0.4601 5.6332 12.8838 15.1162 0.5399
3MMV99115WN 0.4626 6.0166 13.8794 16.1206 0.5374
3MMV99116WN 0.4615 5.8348 13.3829 15.6171 0.5385
3MMV99117WN 0.4634 6.1356 14.3663 16.6337 0.5366
3MMV99118WN 0.4594 5.5357 12.8631 15.1369 0.5406
3MMV99119WN 0.4611 5.7794 13.3715 15.6285 0.5389
3MMV99120WN 0.4630 6.0753 14.3518 16.6482 0.5370
3MMV99121WN 0.4620 5.9273 13.8611 16.1389 0.5380
3MMV99122WN 0.4615 5.8444 13.8448 16.1552 0.5385
3MMV99124WN 0.4641 6.2667 14.8500 17.1500 0.5359
3MMV99126WN 0.4633 6.1406 14.8262 17.1738 0.5367
3MMV99128WN 0.4655 6.5284 15.8262 18.1738 0.5345
3MMV99130WN 0.4639 6.2388 15.3080 17.6920 0.5361
AD
(1) For inner ring rotation.
(2) For outer ring rotation.
A
TIMKEN MACHINE TOOL CATALOG 231