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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

1400 rpm

Limiting Speed - Grease

950 rpm

Precision

ISO Class 0

Enclosure

Open

Static Load Rating

261000 lbf1160000 N1160.00 kN

Dynamic Load Rating

84500 lbf375000 N375.00 kN

Weight

12.787 lb5.8 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA48, RNA49 Series - Dimensions

Fw

11.2205 in285 mm

Fw Tolerance

0.088/0.056 mm

D

12.5984 in320 mm

C

2.3622 in60 mm

r

0.07870 in2.000 mm

Da max

12.2441 in311.000 mm

ras max

0.0787 in2.000 mm