6909NR

Deep groove ball bearings - Single-row

Specifications
(Boundary dimensions ...etc)

d
45 mm
D
68 mm
B
12 mm
r(min.)
0.6 mm
r1(min.)
0.6 mm
Basic load ratings : Cr
17.7 kN
Basic load ratings : C0r
10.9 kN
Fatigue load limit : Cu
0.600 kN
factor : f0
15.9
Limiting speeds(Grease lub.)
9700 min-1
Limiting speeds(Oil lub.)
11000 min-1
Dimensions of snap ring groove : D1(max.)
mm
Dimensions of snap ring groove : a(max.)
mm
Dimensions of snap ring groove : b(±0.05)
mm
Dimensions of snap ring groove : r0(max.)
mm
Dimensions of locating snap ring : D2(min.)
70.8 mm
Dimensions of locating snap ring : f(±0.05)
0.8 mm

Mounting dimensions

da(min.)
49 mm
Da(max.)
64 mm
Dx(min.)
72 mm
Cy(max.)
2.3 mm
ra(max.)
0.6 mm
rb(max.)
0.6 mm

Refer.

(Refer.)Mass
0.132 kg

Technical calculation for this product.

For those who are considering the purchase of our products

Please contact us or find your nearest distributor