7921C KOYO bearing

Bearing 7921C

Angular contact ball bearing 7921C

Bearing number : 7921C

Size (mm) : 105x145x20

Brand : KOYO

Bore Diameter (mm) : 105

Outer Diameter (mm) : 145

Width (mm) : 20

Bearing dimensions and specification in KOYO catalogue:

d - 105 mm

D - 145 mm

B - 20 mm

C - 20 mm

Angle (α) - 15 °

a - 26.7 mm

r min. - 1.1 mm

r1 min. - 0.6 mm

da min. - 112 mm

Da max. - 138 mm

ra max. - 1 mm

Weight - 0.810 Kg

(Grease) Lubrication Speed - 6700 r/min

(Oil) Lubrication Speed - 8800 r/min

Calculation factor (f0) - 16.4

Tags :  KOYO , 105x145x20

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