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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

2500 RPM

Limiting Speed - Grease

1700 RPM

Precision

ISO Class 0

Enclosure

Open

Static Load Rating

170000 lbf755000 N755.00 kN

Dynamic Load Rating

69500 lbf310000 N310.00 kN

Weight

7.672 lb3.480 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

6.2992 in160.000 mm

Fw Tolerance

0.068/0.043 mm

D

7.4803 in190.000 mm

C

2.6378 in67.000 mm

r

0.0591 in1.500 mm

Da max

7.1654 in182.000 mm

ras max

0.0591 in1.500 mm