super precision bearings

Tolerances for Double Row Cylindrical Roller BearingsInner RingDimensions in mmNominal bore over 18 30 50 80 120 180 250 315 400 500diameter including 30 50 80 120 180 250 315 400 500 630Tolerance Class SP Tolerances in µmBore, cylindrical 0 0 0 0 0 0 0 0 0 0Deviation ∆ ds , ∆ dmp -6 -8 -9 -10 -13 -15 -18 -23 -27 -30Variation V dp 3 4 5 5 7 8 9 12 14 16Bore, tapered 10 12 15 20 25 30 35 40 45 50Deviation ∆ dmp 0 0 0 0 0 0 0 0 0 0Variation V dp 3 4 5 5 7 8 9 12 14 16Deviation ∆ d1mp -∆ dmp 4 6 6 8 8 10 12 12 14 160 0 0 0 0 0 0 0 0 0Width deviation ∆ Bs 0 0 0 0 0 0 0 0 0 0-120 -120 -150 -200 -250 -300 -350 -400 -450 -500Width variation V Bs 5 5 6 7 8 10 13 15 17 20Radial runout K ia 3 4 4 5 6 8 8 10 10 12Axial runout S d 8 8 8 9 10 11 13 15 17 20Axial runout S ia 8 8 8 9 10 13 15 20 23 25Outer RingDimensions in mmNominal outside over 30 50 80 120 150 180 250 315 400 500 630diameter including 50 80 120 150 180 250 315 400 500 630 800Tolerance Class SP Tolerances in µmOutside diameter 0 0 0 0 0 0 0 0 0 0 0Deviation ∆ Ds , ∆ Dmp -7 -9 -10 -11 -13 -15 -18 -20 -23 -28 -35Variation V Dp 4 5 5 6 7 8 9 10 12 14 18Width variation V Cs 5 6 8 8 8 10 11 13 15 18 20Radial runout K ea 5 5 6 7 8 10 11 13 15 17 20Variation of inclination S D 8 8 9 10 10 11 13 13 15 18 20Axial runout S ea 8 10 11 13 14 15 18 20 23 25 30Width deviation ∆ Cs is identical with ∆ Bs of the corresponding inner ring.EngineeringFAG · 155