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Item # K45X52X21, Needle Roller and Cage Assembly






Unit of Measure: Imperial Metric Both

Order Now  · Technical Specifications  · Dimensional Specifications

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Ordering Options

Order Online through NTN DOL


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Technical Specifications

Type

Needle and Cage

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

9000 RPM

Limiting Speed - Grease

6000 RPM

Enclosure

Open

Precision

ISO Class 0

Static Load Rating

12700 lbf
56500
N

Dynamic Load Rating

7200 lbf
32000
N

Weight

0.134 lb
0.061
kg


Dimensional Specifications

Fw

1.7717 in
45.000
mm

Ew

2.0472 in
52.000
mm

Bc

0.8268 in
21.000
mm

Bc Tolerance

-0.2/-0.55