7903C 17x30x7 KOYO bearing

Bearing 7903C

Angular contact ball bearing 7903C

Bearing number : 7903C

Size (mm) : 17x30x7

Brand : KOYO

Bore Diameter (mm) : 17

Outer Diameter (mm) : 30

Width (mm) : 7

Bearing dimensions and specification in KOYO catalogue:

d - 17 mm

D - 30 mm

B - 7 mm

C - 7 mm

Angle (α) - 15 °

a - 6.7 mm

r min. - 0.3 mm

r1 min. - 0.15 mm

da min. - 19.5 mm

Da max. - 27.5 mm

ra max. - 0.3 mm

Weight - 0.016 Kg

(Grease) Lubrication Speed - 36000 r/min

(Oil) Lubrication Speed - 47000 r/min

Calculation factor (f0) - 14.9

Tags :  KOYO , 17x30x7

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