Item # RNA4922, Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA48, RNA49 Series On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Needle Roller Bearing
Roller Type	N/A Needle
Configuration	N/A One
Material	N/A High Carbon Chrome Steel
Cage Material	N/A Steel
Limiting Speed - Oil	N/A 3200 RPM
Limiting Speed - Grease	N/A 2100 RPM
Precision	N/A ISO Class 0
Enclosure	N/A Open
Static Load Rating	N/A 62500 lbf279000 N279.00 kN
Dynamic Load Rating	N/A 29500 lbf131000 N131.00 kN
Weight	N/A 2.734 lb1.240 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Open Image Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA48, RNA49 Series - Dimensions
Fw	N/A 4.9213 in125.000 mm
Fw Tolerance	N/A 0.068/0.043 mm
D	N/A 5.9055 in150.000 mm
C	N/A 1.5748 in40.000 mm
r	N/A 0.0433 in1.100 mm
Da max	N/A 5.6496 in143.500 mm
ras max	N/A 0.0394 in1.000 mm