Item # RNA4830, Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA48, RNA49 Series On NTN Bearing Corp. of America

NTN BEARING CORPORATION OF AMERICA
Head Office
1600 E. Bishop Court, P.O. Box 7604
Mount Prospect, IL 60056-7604, U.S.A.
Phone: 847-298-7500
Fax: 847-699-9744
Toll Free: 800-323-2358
Email: mkt@ntnamerica.com
Website: www.ntnamericas.com

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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 RPM
Precision	N/A ISO Class 0
Enclosure	N/A Open
Static Load Rating	N/A 87500 lbf390000 N390.00 kN
Dynamic Load Rating	N/A 34000 lbf152000 N152.00 kN
Weight	N/A 3.527 lb1.600 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 - RNA48, RNA49 Series - Dimensions
Fw	N/A 6.4961 in165.000 mm
Fw Tolerance	N/A 0.068/0.043 mm
D	N/A 7.4803 in190.000 mm
C	N/A 1.5748 in40.000 mm
r	N/A 0.0433 in1.100 mm
Da max	N/A 7.2244 in183.500 mm
ras max	N/A 0.0394 in1.000 mm