Item # MR9612040, Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series On NTN Bearing Corp. of America

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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 2600 RPM
Limiting Speed - Grease	N/A 1700.0 RPM
Enclosure	N/A Open
Static Load Rating	N/A 142000 lbf630000 N630.00 kN
Dynamic Load Rating	N/A 69500 lbf310000.0 N310.00 kN
Weight	N/A 8.245 lb3.740 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series - Dimensions
Fw	N/A 6.0000 in152.400 mm
Fw Tolerance	N/A 0.068/0.043 mm
D	N/A 7.5000 in190.500 mm
C	N/A 2.5000 in63.500 mm
r	N/A 0.1181 in3.000 mm
Da max	N/A 6.9882 in177.500 mm
ras max	N/A 0.1181 in3 mm