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Shaft Alignment Tolerances

Recommended Shaft Alignment Tolerances
IMPERIAL
RPM mils/thou mils/thou
0-1000 3.0 0.6
1000-2000 2.0 0.5
2000-3000 1.5 0.4
3000-4000 1.0 0.3
4000-5000 0.5 0.2
5000-6000 0.5 0.1
METRIC
RPM mm mm/100
0-1000 0.07 0.06
1000-2000 0.05 0.05
2000-3000 0.03 0.04
3000-4000 0.02 0.03
4000-5000 0.01 0.02
5000-6000 0.01 0.01

EI-Shaft Ace™ software powered by VIBRO-LASER® Instruments Corporation allows user defined tolerances as well.