687

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

Specifications
(Boundary dimensions ...etc)

d
7 mm
D
14 mm
B
3.5 mm
r(min.)
0.15 mm
Basic load ratings : Cr
1.45 kN
Basic load ratings : C0r
0.51 kN
Fatigue load limit : Cu
0.010 kN
factor : f0
14.2
Limiting speeds(Grease lub.)
45000 min-1
Limiting speeds(Oil lub.)
54000 min-1

Mounting dimensions

da(min.)
8.2 mm
Da(max.)
12.8 mm
ra(max.)
0.15 mm

Refer.

(Refer.)Mass
2.0 g

Technical calculation for this product.

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