Item # RNA4944, 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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Unit of Measure

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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 1600 RPM
Limiting Speed - Grease	N/A 1100 RPM
Precision	N/A ISO Class 0
Enclosure	N/A Open
Static Load Rating	N/A 286000 lbf1270000 N1270.00 kN
Dynamic Load Rating	N/A 118000 lbf525000 N525.00 kN
Weight	N/A 17.218 lb7.810 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 9.6457 in245.000 mm
Fw Tolerance	N/A 0.079/0.058 mm
D	N/A 11.8110 in300.000 mm
C	N/A 3.1496 in80.000 mm
r	N/A 0.0827 in2.100 mm
Da max	N/A 11.378 in289 mm
ras max	N/A 0.0787 in2.000 mm