Item # K50X57X18, Needle Roller and Cage Assembly 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 and Cage
Material	N/A High Carbon Chrome Steel
Cage Material	N/A Steel
Limiting Speed - Oil	N/A 8000 RPM
Limiting Speed - Grease	N/A 5500 RPM
Enclosure	N/A Open
Precision	N/A ISO Class 0
Static Load Rating	N/A 12800 lbf57000 N
Dynamic Load Rating	N/A 7100 lbf31500 N
Weight	N/A 0.117 lb0.053 kg

Dimensional Specifications

Needle Roller and Cage Assembly - Dimensions
Fw	N/A 1.9685 in50.000 mm
Ew	N/A 2.2441 in57.000 mm
Bc	N/A 0.7087 in18.000 mm
Bc Tolerance	N/A -0.2/-0.55