638

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

Specifications
(Boundary dimensions ...etc)

d
8 mm
D
28 mm
B
9 mm
r(min.)
0.3 mm
Basic load ratings : Cr
5.65 kN
Basic load ratings : C0r
1.95 kN
Fatigue load limit : Cu
0.100 kN
factor : f0
12.3
Limiting speeds(Grease lub.)
26000 min-1
Limiting speeds(Oil lub.)
32000 min-1

Mounting dimensions

da(min.)
10 mm
Da(max.)
26 mm
ra(max.)
0.3 mm

Refer.

(Refer.)Mass
29 g

Technical calculation for this product.

For those who are considering the purchase of our products

Please contact us or find your nearest distributor