Metric system
Open:
681X
Dust cover:
681XZZ
Sealed:
—
Sealed:
—
SEO：
Metric system
Classification：
Product Introduction
Bearing Code
Open Type 681X
Dust Cover Type 681XZZ
Sealed —
Sealed —
Overall Dimensions(mm)
d 1.5
D 4
B 1.2
B1 2
r 0.05
r1(min) 0.05
Limiting Speed(rpm)
Grease（Z.2ZZ） 100000
Grease（RS.2RS） —
Oil Lubrication 120000
Rated Load
Cr(N) 112
Cor(N) 33
Cr(kgf) 11
Cor(kgf) 3.5
Mounting Dimensions(mm)
da(min) 1.9
db(max) 2.1
Da(max) 3.6
Db(min) 3.6
ra(max) 0.05
rb(max) 0.05
Weights(g)
Open Type 0.07
Dust Cover Type 0.11
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