NSK HR31328J Bearing Specifications

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Bearing HR31328J

Bearing number : HR31328J

Size (mm) : 140x300x77

Brand : NSK

Bore Diameter (mm) : 140

Outer Diameter (mm) : 300

Width (mm) : 77

Bearing dimensions and specification in NSK catalogue:

d - 140 mm

D - 300 mm

T - 77 mm

B - 70 mm

C - 47 mm

a - 92,8 mm

r min. - 5 mm

r1 min. - 4 mm

da min. - 184 mm

Da min - 236 mm

Da max. - 282 mm

db max. - 174 mm

Db min. - 280 mm

ra max. - 4 mm

rb max. - 3 mm

Weight - 28,5 Kg

Basic dynamic load rating (C) - 695 kN

Basic static load rating (C0) - 955 kN

(Grease) Lubrication Speed - 1100 r/min

(Oil) Lubrication Speed - 1500 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y1) - 0,73

Tags :  NSK , 140x300x77