Tapered roller bearings 18690/18620

Bearing number : 18690/18620

Size (mm) : 46.038x79.375x17.462

Brand : NSK

Bore Diameter (mm) : 46,038

Outer Diameter (mm) : 79,375

Width (mm) : 17,462

Bearing dimensions and specification in NSK catalogue:

d - 46,038 mm

D - 79,375 mm

T - 17,462 mm

B - 17,462 mm

C - 13,495 mm

ra1 max. - 1,5 mm

a - 15,5 mm

r min. - 2,8 mm

r1 min. - 1,5 mm

Da - 71 mm

db - 51 mm

ra max. - 2,8 mm

da - 56 mm

Db - 74 mm

Weight - 0,337 Kg

Basic dynamic load rating (C) - 46 kN

Basic static load rating (C0) - 57 kN

(Grease) Lubrication Speed - 4500 r/min

(Oil) Lubrication Speed - 6000 r/min

Calculation factor (e) - 0,37

Calculation factor (Y0) - 0,88

Calculation factor (Y1) - 1,6