NTN 4T-68450/68712 bearing

Bearing 4T-68450/68712

4T-68450/68712 NTN bearing,

NTN 4T-68450/68712 bearing, Size: 114.3x180.975x34.925. NTN 4T-68450/68712 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Tapered roller bearings 4T-68450/68712

Bearing number : 4T-68450/68712

Size (mm) : 114.3x180.975x34.925

Brand : NTN

Bore Diameter (mm) : 114,3

Outer Diameter (mm) : 180,975

Width (mm) : 34,925

Bearing dimensions and specification in NTN catalogue:

d - 114,3 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 - 123 mm

ra max. - 3,5 mm

da - 130 mm

Db - 172 mm

Weight - 2,93 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