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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

24000 rpm

Limiting Speed - Grease

16000 rpm

Precision

ISO Class 0

Enclosure

Open

Static Load Rating

2590 lbf11500 N11.5 kN

Dynamic Load Rating

2320 lbf10300 N10.30 kN

Weight

0.046 lb0.021 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series - Dimensions

Fw

0.5512 in14 mm

Fw Tolerance

0.027/0.016 mm

D

0.8661 in22 mm

C

0.6299 in16 mm

r

0.0118 in0.300 mm

Da max

0.7874 in20 mm

ras max

0.0118 in0.3 mm