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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 4500 rpm

Limiting Speed - Grease

N/A 3000 rpm

Enclosure

N/A Open

Static Load Rating

N/A 66500 lbf295000 N295.00 kN

Dynamic Load Rating

N/A 34500 lbf154000 N154.00 kN

Weight

N/A 2.800 lb1.270 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 3.5 in88.9 mm

Fw Tolerance

N/A 0.058/0.036 mm

D

N/A 4.5000 in114.300 mm

C

N/A 2.0000 in50.800 mm

r

N/A 0.07870 in2.000 mm

Da max

N/A 4.1929 in106.500 mm

ras max

N/A 0.0787 in2.000 mm