Bearing 639/632 (NSK)

Tapered roller bearings 639/632

Bearing number : 639/632

Size (mm) : 63.5x136.525x41.275

Brand : NSK

Bore Diameter (mm) : 63,5

Outer Diameter (mm) : 136,525

Width (mm) : 41,275

Bearing dimensions and specification in NSK catalogue:

d - 63,5 mm

D - 136,525 mm

T - 41,275 mm

B - 41,275 mm

C - 31,75 mm

ra1 max. - 3,3 mm

a - 29,9 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 119 mm

db - 76 mm

ra max. - 3,5 mm

da - 79 mm

Db - 125 mm

Weight - 2,81 Kg

Basic dynamic load rating (C) - 195 kN

Basic static load rating (C0) - 263 kN

(Grease) Lubrication Speed - 2800 r/min

(Oil) Lubrication Speed - 3800 r/min

Calculation factor (e) - 0,36

Calculation factor (Y0) - 0,91

Calculation factor (Y1) - 1,7

Designation

Bore Dia, mm

Outer Dia, mm: