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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 9500 rpm

Limiting Speed - Grease

N/A 6500 rpm

Enclosure

N/A Open

Static Load Rating

N/A 20300 lbf90500 N90.50 kN

Dynamic Load Rating

N/A 12300 lbf54500 N54.50 kN

Weight

N/A 0.421 lb0.191 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 1.625 in41.275 mm

Fw Tolerance

N/A 0.041/0.025 mm

D

N/A 2.1875 in55.562 mm

C

N/A 1.2500 in31.750 mm

r

N/A 0.05910 in1.500 mm

Da max

N/A 1.9291 in49.000 mm

ras max

N/A 0.0591 in1.5 mm