NUTR 20

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Description

Needle roller bearings are bearings with cylindrical rollers that are small in diameter relative to their length. The modified roller/raceway profile prevents stress peaks to extend bearing service life.

Dimension and Parameters

Bearing Designation

Without Seal :NUTR 20

Outer Diameter （mm） :47

Boundary Dimensions（mm）

d :20

D :47

B :25

C :24

d1 :27

rs min :1

ris(min) :0.3

Basic Load Ratings(N)

C :39000

Co :50000

Cw :28000

Cow :35000

Fr perm :16500

For perm :33000

Limiting Speed :4200

NUTR 20

Description

Dimension and Parameters

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