Item # MR526828+MI-445228, Machined-Ring Needle Roller Bearing w/ Inner Ring - MR+MI 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
Bore Type	N/A Round
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
Precision	N/A ISO Class 0
Configuration	N/A One
Enclosure	N/A Open
Bearing Design	N/A w/ Inner Ring
Oil Hole	N/A w/ Oil Hole
Radial Internal Clearance	N/A CN
Static Load Rating	N/A 30000 lbf134000 N134.00 kN
Dynamic Load Rating	N/A 30000 lbf134000 N134.00 kN
Weight	N/A 3.417 lb1.550 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Machined-Ring Needle Roller Bearing w/ Inner Ring - MR+MI Series - Dimensions
d	N/A 2.7500 in69.850 mm
D	N/A 4.2500 in107.950 mm
F	N/A 3.2500 in82.550 mm
C	N/A 1.7500 in44.450 mm
B	N/A 1.7598 in44.700 mm
r	N/A 0.0787 in2.000 mm
s	N/A 0.0591 in1.500 mm
da min	N/A 3.0709 in78.000 mm
Da max	N/A 3.9370 in100.000 mm
ras max	N/A 0.0787 in2.000 mm