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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 2700 rpm

Limiting Speed - Grease

N/A 1800 rpm

Enclosure

N/A Open

Static Load Rating

N/A 174000 lbf775000 N775.00 kN

Dynamic Load Rating

N/A 81000 lbf360000 N360 kN

Weight

N/A 9.480 lb4.300 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 5.75 in146.05 mm

Fw Tolerance

N/A 0.068/0.043 mm

D

N/A 7.2500 in184.150 mm

C

N/A 3.0000 in76.200 mm

r

N/A 0.11810 in3.000 mm

Da max

N/A 6.7717 in172.000 mm

ras max

N/A 0.1181 in3 mm