639

Deep groove ball bearings - Extra-small, miniature ball bearings - Standard type - Open

Specification data (main dimensions, etc.)

d
9 mm
D
30 mm
B
10 mm
r(min.)
0.6 mm
Basic load ratings : Cr
7.50 kN
Basic load ratings : C0r
2.65 kN
Fatigue load limit : Cu
0.210 kN
factor : f0
12.3
Limiting speeds(Grease lub.)
24000 min-1
Limiting speeds(Oil lub.)
29000 min-1

Mounting dimensions,weight (reference)

da(min.)
13 mm
Da(max.)
26 mm
ra(max.)
0.6 mm
Mass(Refer.)
35 g

Technical calculation for this product.

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