Bearing 4T-68462/68712 (NTN)

Tapered roller bearings 4T-68462/68712

Bearing number : 4T-68462/68712

Size (mm) : 117.475x180.975x34.925

Brand : NTN

Bore Diameter (mm) : 117,475

Outer Diameter (mm) : 180,975

Width (mm) : 34,925

Bearing dimensions and specification in NTN catalogue:

d - 117,475 mm

D - 180,975 mm

T - 34,925 mm

B - 31,75 mm

C - 25,4 mm

ra1 max. - 3,3 mm

a - -5,4 mm

Da - 163 mm

db - 125 mm

ra max. - 3,5 mm

da - 132 mm

Db - 172 mm

Weight - 2,78 Kg

Basic dynamic load rating (C) - 169 kN

Basic static load rating (C0) - 245 kN

(Grease) Lubrication Speed - 1 900 r/min

(Oil) Lubrication Speed - 2 500 r/min

Calculation factor (e) - 0,5

Calculation factor (Y0) - 0,66

Calculation factor (Y2) - 1,21

Designation

Bore Dia, mm

Outer Dia, mm: