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

18000 rpm

Limiting Speed - Grease

12000 rpm

Precision

ISO Class 0

Enclosure

Open

Static Load Rating

3300 lbf14600 N14.60 kN

Dynamic Load Rating

2520 lbf11200 N11.20 kN

Weight

0.049 lb0.022 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

0.8661 in22 mm

Fw Tolerance

0.033/0.020 mm

D

1.1811 in30 mm

C

0.5118 in13 mm

r

0.0118 in0.300 mm

Da max

1.1024 in28 mm

ras max

0.0118 in0.3 mm