Bearing 4T-18685/18620 (NTN)

Tapered roller bearings 4T-18685/18620

Bearing number : 4T-18685/18620

Size (mm) : 44.45x79.375x17.462

Brand : NTN

Bore Diameter (mm) : 44,45

Outer Diameter (mm) : 79,375

Width (mm) : 17,462

Bearing dimensions and specification in NTN catalogue:

d - 44,45 mm

D - 79,375 mm

T - 17,462 mm

B - 17,462 mm

C - 13,495 mm

ra1 max. - 1,5 mm

a - 2,2 mm

Da - 71 mm

db - 49,5 mm

ra max. - 2,8 mm

da - 54 mm

Db - 74 mm

Weight - 0,345 Kg

Basic dynamic load rating (C) - 45,5 kN

Basic static load rating (C0) - 56 kN

(Grease) Lubrication Speed - 4 600 r/min

(Oil) Lubrication Speed - 6 200 r/min

Calculation factor (e) - 0,37

Calculation factor (Y0) - 0,88

Calculation factor (Y2) - 1,6

Designation

Bore Dia, mm

Outer Dia, mm: