NK17/20

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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

Current Code :NK17/20

Original Code :RNAl72520

Shaft Diameter（mm） :17

Weight(Kg) :30

Boundary Dimensions(mm)

Fw :17

D :25

C :20

Basic Load Rating(N)

Dynamic :15000

Static :20000

Limiting Speed(rpm)

Oil :23000

NK17/20

Description

Dimension and Parameters

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