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Unit of Measure

Technical Specifications

Type

Needle Roller Bearing

Roller Type

Needle

Configuration

One

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

3800 RPM

Limiting Speed - Grease

2500 RPM

Precision

ISO Class 0

Enclosure

Open

Static Load Rating

39500 lbf176000 N176.00 kN

Dynamic Load Rating

15200 lbf67500 N67.50 kN

Weight

1.499 lb0.680 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/o Inner Ring - NK, NKS Series - Dimensions

Fw

4.1339 in105.000 mm

D

4.9213 in125.000 mm

C

1.2598 in32.000 mm

r

0.0433 in1.100 mm

Da max

4.2913 in109.000 mm

ras max

0.0433 in1.100 mm