Tapered roller bearings 15578/15520

Bearing number : 15578/15520

Size (mm) : 25.4x57.15x17.462

Brand : NSK

Bore Diameter (mm) : 25,4

Outer Diameter (mm) : 57,15

Width (mm) : 17,462

Bearing dimensions and specification in NSK catalogue:

d - 25,4 mm

D - 57,15 mm

T - 17,462 mm

B - 17,462 mm

C - 13,495 mm

ra1 max. - 1,5 mm

a - 12,4 mm

r min. - 1,3 mm

r1 min. - 1,5 mm

Da - 51 mm

db - 30,5 mm

ra max. - 1,3 mm

da - 32,5 mm

Db - 53 mm

Weight - 0,221 Kg

Basic dynamic load rating (C) - 39,5 kN

Basic static load rating (C0) - 45,5 kN

(Grease) Lubrication Speed - 6700 r/min

(Oil) Lubrication Speed - 9000 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,95

Calculation factor (Y1) - 1,7