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Angular contact ball bearing/Single row and paired double contact angular ball bearings

Single row/paired double pair inner diameter 10-220mm_7230A

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External dimensions(mm)

d150
D270
B45
γ(minimum)3
γ1(minimum)1.1

Rated load(Single -row)(KN)

Cr248000
Cor280000

Rated load(Single -row){kgf}

Cr25300
Cor28500

coefficient

f015.2

Rated speed min-1

grease2000
oil2800

Location of action point(mm)

A83.1

Install related sizes(mm)

da(minimum)164
da(maximum)256
γa(maximum)2.5

weight(kg)

(refer to)11.2

Bearing code

Single -row7230A
DB combinationDB
DF combinationDF
DT combinationDT

Rated load( Combination form)(KN)

Cr405000
Cor560000

Rated load( Combination form){kgf}

Cr41000
Cor57000

Combination formRated speed (1)(min-1)

grease1600
oil2200

Combination formLocation of distance(mm)a0

The back combination166.3
Front combination76.3

Combination formInstall related sizes(mm)

Db(minimum)
db(maximum)263
γb(maximum1

describe

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

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132 2888 8061

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