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NSK 12168/12303 bearing

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Bearing 12168/12303

Tapered roller bearings 12168/12303

Bearing number : 12168/12303

Size (mm) : 42.862x76.992x17.462

Brand : NSK

Bore Diameter (mm) : 42,862

Outer Diameter (mm) : 76,992

Width (mm) : 17,462

Bearing dimensions and specification in NSK catalogue:

d - 42,862 mm

D - 76,992 mm

T - 17,462 mm

B - 17,145 mm

C - 11,908 mm

ra1 max. - 1,5 mm

a - 17,7 mm

r min. - 1,5 mm

r1 min. - 1,5 mm

Da - 68 mm

db - 48,5 mm

ra max. - 1,5 mm

da - 51 mm

Db - 73 mm

Weight - 0,326 Kg

Basic dynamic load rating (C) - 44 kN

Basic static load rating (C0) - 54 kN

(Grease) Lubrication Speed - 4500 r/min

(Oil) Lubrication Speed - 6000 r/min

Calculation factor (e) - 0,51

Calculation factor (Y0) - 0,65

Calculation factor (Y1) - 1,2