Bearing 4T-12175/12303 (NTN)

Tapered roller bearings 4T-12175/12303

Bearing number : 4T-12175/12303

Size (mm) : 44.45x76.992x17.462

Brand : NTN

Bore Diameter (mm) : 44,45

Outer Diameter (mm) : 76,992

Width (mm) : 17,462

Bearing dimensions and specification in NTN catalogue:

d - 44,45 mm

D - 76,992 mm

T - 17,462 mm

B - 17,145 mm

C - 11,908 mm

ra1 max. - 1,5 mm

a - -0,2 mm

Da - 68 mm

db - 49,5 mm

ra max. - 1,5 mm

da - 52 mm

Db - 73 mm

Weight - 0,308 Kg

Basic dynamic load rating (C) - 44 kN

Basic static load rating (C0) - 54 kN

(Grease) Lubrication Speed - 4 700 r/min

(Oil) Lubrication Speed - 6 300 r/min

Calculation factor (e) - 0,51

Calculation factor (Y0) - 0,65

Calculation factor (Y2) - 1,19

Designation

Bore Dia, mm

Outer Dia, mm: