Bearing 25578/25520 (NSK)

Tapered roller bearings 25578/25520

Bearing number : 25578/25520

Size (mm) : 42.862x82.931x23.812

Brand : NSK

Bore Diameter (mm) : 42,862

Outer Diameter (mm) : 82,931

Width (mm) : 23,812

Bearing dimensions and specification in NSK catalogue:

d - 42,862 mm

D - 82,931 mm

T - 23,812 mm

B - 25,4 mm

C - 19,05 mm

ra1 max. - 0,8 mm

a - 17,6 mm

r min. - 2,3 mm

r1 min. - 0,8 mm

Da - 74 mm

db - 49,5 mm

ra max. - 2,3 mm

da - 53 mm

Db - 77 mm

Weight - 0,586 Kg

Basic dynamic load rating (C) - 76,5 kN

Basic static load rating (C0) - 99 kN

(Grease) Lubrication Speed - 4500 r/min

(Oil) Lubrication Speed - 6000 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 0,99

Calculation factor (Y1) - 1,8

Designation

Bore Dia, mm

Outer Dia, mm: