Bearing 687/672 (NSK)

Tapered roller bearings 687/672

Bearing number : 687/672

Size (mm) : 101.6x168.275x41.275

Brand : NSK

Bore Diameter (mm) : 101,6

Outer Diameter (mm) : 168,275

Width (mm) : 41,275

Bearing dimensions and specification in NSK catalogue:

d - 101,6 mm

D - 168,275 mm

T - 41,275 mm

B - 41,275 mm

C - 30,162 mm

ra1 max. - 3,3 mm

a - 38,3 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 149 mm

db - 112 mm

ra max. - 3,5 mm

da - 118 mm

Db - 160 mm

Weight - 3,39 Kg

Basic dynamic load rating (C) - 223 kN

Basic static load rating (C0) - 345 kN

(Grease) Lubrication Speed - 2000 r/min

(Oil) Lubrication Speed - 2800 r/min

Calculation factor (e) - 0,47

Calculation factor (Y0) - 0,7

Calculation factor (Y1) - 1,3

Designation

Bore Dia, mm

Outer Dia, mm: