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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

2400 RPM

Limiting Speed - Grease

1600 RPM

Enclosure

Open

Static Load Rating

196000 lbf870000 N870.00 kN

Dynamic Load Rating

87500 lbf390000 N390.00 kN

Weight

10.626 lb4.820 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

2.5630 in65.100 mm

Fw Tolerance

0.068/0.043 mm

D

8.0000 in203.200 mm

C

3.0000 in76.200 mm

r

0.1181 in3.000 mm

Da max

7.4803 in190.000 mm

ras max

0.1181 in3 mm