Tapered roller bearing 344A/332

Bearing number : 344A/332

Size (mm) : 40x80x21

Brand : KOYO

Bore Diameter (mm) : 40

Outer Diameter (mm) : 80

Width (mm) : 21

Bearing dimensions and specification in KOYO catalogue:

d - 40 mm

D - 80 mm

T - 21 mm

B - 22,403 mm

C - 17,826 mm

a - 15,1 mm

r min. - 0,8 mm

r2 min. - 1,2 mm

da min. - 46 mm

Da - 73 mm

db min - 45,5 mm

ra max. - 0,8 mm

rb max. - 1,2 mm

Db - 75 mm

Weight - 0,478 Kg

Basic dynamic load rating (C) - 68 kN

Basic static load rating (C0) - 74,8 kN

(Grease) Lubrication Speed - 4900 r/min

(Oil) Lubrication Speed - 6600 r/min

Calculation factor (e) - 0,27

Calculation factor (Y0) - 1,21

Calculation factor (Y1) - 2,2

Tags :  KOYO , 40x80x21