Timken Super Precision Bearings for Machine Tool Applications

Appendix
3MMV9100HX 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)
3MMV9100HX 0.4003 2.1778 4.0035 5.9965 0.5997
3MMV9101HX 0.3922 2.0022 3.9223 6.0777 0.6078
3MMV9102HX 0.4083 2.3842 4.8993 7.1007 0.5917
3MMV9103HX 0.4032 2.2519 4.8383 7.1617 0.5968
3MMV9104HX 0.4071 2.3568 4.8857 7.1143 0.5929
3MMV9105HX 0.4202 2.7625 5.4630 7.5370 0.5798
3MMV9106HX 0.4250 2.9479 5.9495 8.0505 0.5750
3MMV9107HX 0.4259 2.9879 6.3882 8.6118 0.5741
3MMV9108HX 0.4334 3.3413 6.9349 9.0651 0.5666
3MMV9109HX 0.4280 3.0844 6.4205 8.5795 0.5720
3MMV9110HX 0.4336 3.3519 6.9371 9.0629 0.5664
3MMV9111HX 0.4504 4.5220 10.8100 13.1900 0.5496
3MMV9112HX 0.4536 4.8399 11.3404 13.6596 0.5464
3MMV9113HX 0.4520 4.6809 11.3011 13.6989 0.5480
3MMV9114HX 0.4521 4.6810 11.3025 13.6975 0.5479
3MMV9115HX 0.4545 4.9457 11.8182 14.1818 0.5455
3MMV9116HX 0.4509 4.5674 11.2722 13.7278 0.5491
3MMV9117HX 0.4532 4.7945 11.7824 14.2176 0.5468
3MMV9118HX 0.4562 5.1347 12.7743 15.2257 0.5438
3MMV9119HX 0.4521 4.6810 11.7541 14.2459 0.5479
3MMV9120HX 0.4540 4.8796 12.2580 14.7420 0.5460
3MMV9121HX 0.4566 5.1772 12.7848 15.2152 0.5434
3MMV9122HX 0.4589 5.4746 13.7678 16.2322 0.5411
3MMV9124HX 0.4568 5.2102 13.2485 15.7515 0.5432
AD
(1) For inner ring rotation.
(2) For outer ring rotation.
A
TIMKEN MACHINE TOOL CATALOG 229