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Unit of Measure

Technical Specifications

Type

N/A Machined-Ring Needle Roller Bearing

Roller Type

N/A Needle

Bearing Type

N/A Needle Roller Bearing

Material

N/A High Carbon Chrome Steel

Cage Material

N/A Steel

Limiting Speed - Oil

N/A 11000 RPM

Limiting Speed - Grease

N/A 7500 RPM

Enclosure

N/A Open

Static Load Rating

N/A 12900 lbf57500 N57.50 kN

Dynamic Load Rating

N/A 8300 lbf37000 N37.00 kN

Weight

N/A 0.260 lb0.118 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 1.3750 in34.925 mm

Fw Tolerance

N/A 0.041/0.025 mm

D

N/A 1.8750 in47.625 mm

C

N/A 1.0000 in25.400 mm

r

N/A 0.0394 in1.000 mm

Da max

N/A 1.6732 in42.500 mm

ras max

N/A 0.0394 in1.000 mm