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Item # K50X57X18, Needle Roller and Cage Assembly






Unit of Measure: Imperial Metric Both

Order Now  · Technical Specifications  · Dimensional Specifications

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Ordering Options

Contact NTN Customer Relations



Technical Specifications

Type

Needle and Cage

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

8000 RPM

Limiting Speed - Grease

5500 RPM

Enclosure

Open

Precision

ISO Class 0

Static Load Rating

12800 lbf
57000
N

Dynamic Load Rating

7100 lbf
31500
N

Weight

0.117 lb
0.053
kg


Dimensional Specifications

Fw

1.9685 in
50.000
mm

Ew

2.2441 in
57.000
mm

Bc

0.7087 in
18.000
mm

Bc Tolerance

-0.2/-0.55