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

6000 rpm

Limiting Speed - Grease

4000 rpm

Precision

ISO Class 0

Enclosure

Open

Static Load Rating

32000 lbf142000 N142.00 kN

Dynamic Load Rating

13500 lbf60000 N60.00 kN

Weight

0.683 lb0.31 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

2.5591 in65 mm

Fw Tolerance

0.049/0.030 mm

D

3.0709 in78.000 mm

C

1.3780 in35.000 mm

r

0.02360 in0.600 mm

Da max

2.9134 in74.000 mm

ras max

0.0236 in0.6 mm