Bearing Finder
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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

22000 RPM

Limiting Speed - Grease

15000 RPM

Precision

ISO Class 0

Enclosure

Open

Static Load Rating

4600 lbf20400 N20.40 kN

Dynamic Load Rating

3450 lbf15400 N15.40 kN

Weight

0.066 lb0.030 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Open Image
Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series - Dimensions

Fw

0.6693 in17.000 mm

Fw Tolerance

0.027/0.016 mm

D

0.9843 in25.000 mm

C

0.7874 in20.000 mm

r

0.0118 in0.300 mm

Da max

0.9055 in23.000 mm

ras max

0.0118 in0.300 mm