6304NR

Deep groove ball bearings - Single-row

Specifications
(Boundary dimensions ...etc)

d
20 mm
D
52 mm
B
15 mm
r(min.)
1.1 mm
r1(min.)
0.5 mm
Basic load ratings : Cr
19.9 kN
Basic load ratings : C0r
7.85 kN
Fatigue load limit : Cu
0.660 kN
factor : f0
12.3
Limiting speeds(Grease lub.)
14000 min-1
Limiting speeds(Oil lub.)
17000 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.)
57.9 mm
Dimensions of locating snap ring : f(±0.05)
1.07 mm

Mounting dimensions

da(min.)
26.5 mm
Da(max.)
45.5 mm
Dx(min.)
58.5 mm
Cy(max.)
3.33 mm
ra(max.)
1 mm
rb(max.)
0.5 mm

Refer.

(Refer.)Mass
0.144 kg

Technical calculation for this product.

For those who are considering the purchase of our products

Please contact us or find your nearest distributor