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Small ball bearings and miniature ball bearings/Rice series

Metric series with an inner diameter of 1-4mm_MR63

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External dimensions(mm)

d3
D6
B2
B12.5
γ(minimum)0.1
γ1(minimum)0.1

Rated load(N)

Cr208
Cor74

Rated load{kgf}

Cr21
Cor7.5

Rated speed min-1

grease
ZZ
71000
oil
Z
80000

Bearing code

Open typeMR63
dust cover typeMR63ZZ
sealed
sealed

Installation size(mm)

da(minimum)3.8
db(maximum)3.7
da(maximum)5.2
Db(minimum)5.4
γa(maximum)0.1
γb(maximum)0.1

weight(g)(refer to)

Open type0.2
dust cover type0.27

describe

Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways

Weekday service hotline

132 2888 8061

E-Mail

DEGUO_DUG@163.com

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