Item # RNA4930, 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 2400 RPM
Limiting Speed - Grease	N/A 1600.0 RPM
Precision	N/A ISO Class 0
Enclosure	N/A Open
Static Load Rating	N/A 137000 lbf610000.0 N610.00 kN
Dynamic Load Rating	N/A 58500 lbf261000 N261.00 kN
Weight	N/A 6.570 lb2.980 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 - RNA48, RNA49 Series - Dimensions
Fw	N/A 6.6929 in170.000 mm
Fw Tolerance	N/A 0.068/0.043 mm
D	N/A 8.2677 in210.000 mm
C	N/A 2.3622 in60.000 mm
r	N/A 0.0787 in2.000 mm
Da max	N/A 7.9134 in201.000 mm
ras max	N/A 0.0787 in2.000 mm