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Unit of Measure

Technical Specifications

Type

Machined-Ring Needle Roller Bearing

Roller Type

Needle

Bearing Type

Needle Roller Bearing

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

8000 RPM

Limiting Speed - Grease

5500 RPM

Enclosure

Open

Static Load Rating

25600 lbf114000 N114.00 kN

Dynamic Load Rating

13900 lbf62000 N62.00 kN

Weight

0.500 lb0.227 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

2.0000 in50.800 mm

Fw Tolerance

0.049/0.030 mm

D

2.5625 in65.088 mm

C

1.2500 in31.750 mm

r

0.0591 in1.500 mm

Da max

2.3031 in58.500 mm

ras max

0.0591 in1.500 mm