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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 18000 rpm

Limiting Speed - Grease

N/A 12000 rpm

Enclosure

N/A Open

Static Load Rating

N/A 5750 lbf25600 N25.60 kN

Dynamic Load Rating

N/A 4900 lbf21900 N21.90 kN

Weight

N/A 0.13 lb0.059 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 0.875 in22.225 mm

Fw Tolerance

N/A 0.033/0.020 mm

D

N/A 1.3750 in34.925 mm

C

N/A 0.7500 in19.050 mm

r

N/A 0.03940 in1.000 mm

Da max

N/A 1.1811 in30 mm

ras max

N/A 0.0394 in1.000 mm