Item # 71944HV, Single Angular Contact Ball Bearing, High Precision 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 Angular Contact Ball Bearing
Bore Type	N/A Round
Material	N/A High Carbon Chrome Steel
Cage Type	N/A Stratified
Cage Material	N/A Phenolic
Ball Material	N/A Steel
Limiting Speed - Oil	N/A 6200 RPM
Limiting Speed - Grease	N/A 4000 RPM
Configuration	N/A One
Static Load Rating	N/A 50850 lbf226000 N226.00 kN
Dynamic Load Rating	N/A 38250 lbf170000 N170.00 kN
Enclosure	N/A Open
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Single Angular Contact Ball Bearing, High Precision - Dimensions
d	N/A 8.6614 in220.000 mm
D	N/A 11.8110 in300.000 mm
B	N/A 1.4961 in38.000 mm
r2 max	N/A 0.0827 in2.100 mm
r3 max	N/A 0.0433 in1.100 mm
Contact Angle	N/A 25 º
a (Load Center)	N/A 3.0315 in77.000 mm
d2	N/A 9.6260 in244.500 mm
D1	N/A 10.8465 in275.500 mm
D4	N/A 11.2598 in286.000 mm
D5	N/A 0.2165 in9.9213 mm
E	N/A 5.500 in252.000 mm
Double Row Width	N/A 2.9921 in76.000 mm
Triple Row Width	N/A 4.4882 in114.000 mm
Quadruple Row Width	N/A 5.9843 in152.000 mm