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Unit of Measure

Technical Specifications

Type

N/A Needle Roller Bearing

Roller Type

N/A Needle

Configuration

N/A One

Material

N/A High Carbon Chrome Steel

Cage Material

N/A Steel

Limiting Speed - Oil

N/A 8500 rpm

Limiting Speed - Grease

N/A 5500 rpm

Precision

N/A ISO Class 0

Enclosure

N/A Open

Static Load Rating

N/A 20600 lbf91500 N91.5 kN

Dynamic Load Rating

N/A 9550 lbf42500 N42.50 kN

Weight

N/A 0.313 lb0.142 kg

Operating Temperature Range

N/A -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

N/A 1.8504 in47 mm

Fw Tolerance

N/A 0.041/0.025 mm

D

N/A 2.2441 in57.000 mm

C

N/A 1.1811 in30.000 mm

r

N/A 0.0118 in0.300 mm

Da max

N/A 2.1654 in55.000 mm

ras max

N/A 0.0118 in0.3 mm