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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

6500 RPM

Limiting Speed - Grease

4300 RPM

Precision

ISO Class 0

Enclosure

Open

Static Load Rating

29200 lbf130000 N130.00 kN

Dynamic Load Rating

12800 lbf57000 N57.00 kN

Weight

0.569 lb0.258 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

2.3622 in60.000 mm

Fw Tolerance

0.049/0.030 mm

D

2.8346 in72.000 mm

C

1.3780 in35.000 mm

r

0.0236 in0.600 mm

Da max

2.6772 in68.000 mm

ras max

0.0236 in0.600 mm