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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

11000 rpm

Limiting Speed - Grease

7500 rpm

Enclosure

Open

Static Load Rating

13700 lbf61000 N61.00 kN

Dynamic Load Rating

9200 lbf41000 N41 kN

Weight

0.315 lb0.143 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

1.5 in38.1 mm

Fw Tolerance

0.041/0.025 mm

D

2.0625 in52.388 mm

C

1.0000 in25.400 mm

r

0.05910 in1.500 mm

Da max

1.8110 in46.000 mm

ras max

0.0591 in1.5 mm