Fluke 830 - Suggested Shaft Alignment Tolerances

830
Users Manual
136
Suggested shaft alignment tolerances
[RPM] metric [mm] inch [mils]
Soft foot any 0.06 mm 2.0 mils
Short “exible”
couplings
Offset
Acceptable Excellent Acceptable Excellent
600 9.0 5.0
750 0.19 0.09
900 6.0 3.0
1200 4.0 2.5
1500 0.09 0.06
1800 3.0 2.0
3000 0.06 0.03
3600 1.5 1.0
6000 0.03 0.02
7200 1.0 0.5
Angularity
coupling gap
difference per 100 mm
or 10”
diameter
600 15.0 10.0
750 0.13 0.09
900 10.0 7.0
1200 8.0 5.0
1500 0.07 0.05
1800 5.0 3.0
3000 0.04 0.03
3600 3.0 2.0
6000 0.03 0.02
7200 2.0 1.0