Metric system
Open:
688
Dust cover:
688ZZ
Sealed:
6882RZ
Sealed:
6882RS
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Metric system
Classification：
Product Introduction
Bearing Code
Open Type 688
Dust Cover Type 688ZZ
Sealed 6882RZ
Sealed 6882RS
Overall Dimensions(mm)
d 8
D 16
B 4
B1 5
r 0.2
r1(min) 0.2
Limiting Speed(rpm)
Grease（Z.2ZZ） 36000
Grease（RS.2RS） 28000
Oil Lubrication 43000
Rated Load
Cr(N) 1610
Cor(N) 710
Cr(kgf) 164
Cor(kgf) 73
Mounting Dimensions(mm)
da(min) 9.6
db(max) 10.2
Da(max) 14.4
Db(min) 14.2
ra(max) 0.2
rb(max) 0.2
Weights(g)
Open Type 3.12
Dust Cover Type 4.02
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