5304

Double row angular contact ball bearings

d(mm)	20
D(mm)	52
B(mm)	22.2
r(min)	1.1
Cr(Open type)	24.7
Cor(Open type)	15.0
Cr(Sealed type)	19.8
Cor(Sealed type)	12.8
Grease (Open, Z, ZZ)	8300
Grease (RS, 2RS)	8300
Oil(Open，Z)	11000
Open type	5304
With steel shields	5304 ZZ
with contacting rubber seals	5304 2RS
a	25.9
da(min.)	27
Da(min.)	28.3
Da(max.)	45
ra(max.)	1
Approx	0.230