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7900 Series
7900 Series



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7000 Series
7000 Series
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Item # 7904C,7900 Series




Specifications  ¡¤ Dimensions
Specifications

Brand

ASMI

Bearing Number

7904C

d

20

D

37

B

9

Weight

0.036


Dimensions

Principal dimensions£¨mm£©

d

20

D

37

B

9

r(min)

0.3

r1(min)

0.15

Basic load ratings(N)

Cr

6950

Cor

4250

Basic load ratings{kgf}

Cr

710

Cor

430

Value£¨fo£©

14.9

Speed ratings(rpm)

Grease

28000

Oil

38000

Distance of action point

a£¨mm£©

8.3

Abutment and fillet dimensions (mm)

da(min)

22.5

Da(max)

34.5

ra(max)

0.3

Weight(g)

0.036

Designation

Single row

7904C

DB

7904DB

DF

7904DF

DT

7904DT

Basic load ratings(duplex bearing)(N)

Cr

11300

Cor

8500

Basic load ratings(duplex bearing){kgf}

Cr

1150

Cor

865

Limiting Speed (rpm) (Duplex bearing)

Grease

22000

Oil

32000

Distance of action point(Duplex bearing)

a0(mm)Back-to-back arrangement

16.6

a0(mm)Face-to-face arrangement

1.4

Installation dimensions(duplex bearing)

dbmin

-

Dbmax

35.8

rbmax

0.15


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ICP No.16054936