NSK NF1012 bearing

60x85.5x18

Tony Synnott, UK Engineering Manager for NSK Europe, explains how bearing design is affecting electric motor performance and reliability. ... In the original, specified application, the motor would be fitted with deep-groove ball bearings but these could be overloaded by the increased radial load from the drive belt.



Cylindrical roller bearings NF1012

Bearing number : NF1012

Size (mm) : 60x85.5x18

Brand : NSK

Bore Diameter (mm) : 60

Outer Diameter (mm) : 85,5

Width (mm) : 18

Bearing dimensions and specification in NSK catalogue:

d - 60 mm

D - 95 mm

Ew - 85,5 mm

B - 18 mm

C - 18 mm

r min. - 1,1 mm

r1 min. - 1 mm

da min. - 66,5 mm

Db min. - 87 mm

ra max. - 1 mm

rb max. - 1 mm

Db max - 90 mm

Weight - 0,474 Kg

Basic dynamic load rating (C) - 40 kN

Basic static load rating (C0) - 48,5 kN

(Grease) Lubrication Speed - 6 700 r/min

(Oil) Lubrication Speed - 8 500 r/min

Bearing NF1012

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