Item # MR486028, 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 5000 RPM
Limiting Speed - Grease	N/A 3300 RPM
Enclosure	N/A Open
Static Load Rating	N/A 51000 lbf227000 N227.00 kN
Dynamic Load Rating	N/A 25200 lbf112000 N112.00 kN
Weight	N/A 1.435 lb0.651 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Open Image Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series - Dimensions
Fw	N/A 3.0000 in76.200 mm
Fw Tolerance	N/A 0.049/0.030 mm
D	N/A 3.7500 in95.250 mm
C	N/A 1.7500 in44.450 mm
r	N/A 0.0787 in2.000 mm
Da max	N/A 3.4252 in87.000 mm
ras max	N/A 0.0787 in2.000 mm