Bearing 12168/12303 (KOYO)

Tapered roller bearings 12168/12303

Bearing number : 12168/12303

Size (mm) : 42.862x76.992x17.463

Brand : KOYO

Bore Diameter (mm) : 42,862

Outer Diameter (mm) : 76,992

Width (mm) : 17,463

Bearing dimensions and specification in KOYO catalogue:

d - 42,862 mm

D - 76,992 mm

T - 17,463 mm

B - 17,145 mm

C - 11,908 mm

a - 17,5 mm

r min. - 1,6 mm

r2 min. - 1,6 mm

da min. - 51 mm

Da - 68 mm

db min - 48,5 mm

ra max. - 1,6 mm

rb max. - 1,6 mm

Db - 73 mm

Weight - 0,317 Kg

Basic dynamic load rating (C) - 48,4 kN

Basic static load rating (C0) - 62,2 kN

(Grease) Lubrication Speed - 5000 r/min

(Oil) Lubrication Speed - 6600 r/min

Calculation factor (e) - 0,51

Calculation factor (Y0) - 0,65

Calculation factor (Y1) - 1,19

Designation

Bore Dia, mm

Outer Dia, mm: