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

3600 rpm

Limiting Speed - Grease

2400 rpm

Precision

ISO Class 0

Enclosure

Open

Static Load Rating

65500 lbf292000 N292.00 kN

Dynamic Load Rating

29000 lbf129000 N129.00 kN

Weight

1.83 lb0.83 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

4.3307 in110 mm

Fw Tolerance

0.058/0.036 mm

D

5.11810 in130.000 mm

C

1.5748 in40.000 mm

r

0.0433 in1.1 mm

Da max

4.8622 in123.5 mm

ras max

0.0394 in1.000 mm