Print Back
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

6500 RPM

Limiting Speed - Grease

4300 RPM

Enclosure

Open

Static Load Rating

35500 lbf158000 N158.00 kN

Dynamic Load Rating

19800 lbf88000 N88.00 kN

Weight

1.041 lb0.472 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

2.5000 in63.500 mm

Fw Tolerance

0.049/0.030 mm

D

3.2500 in82.550 mm

C

1.5000 in38.100 mm

r

0.0787 in2.000 mm

Da max

2.9331 in74.500 mm

ras max

0.0787 in2.000 mm