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National Stock Number:
3110-01-213-8390
Federal Supply Class:
3110
National Item Identification Number:
012138390
Description:
BALL,BEARING
Detail:
A homogenous spherical body, a series of which provides the rolling elements in a BEARING, BALL (as modified). The item is designed primarily to alleviate friction. It may have other usages such as the checking component in a ball-type check valve. Excludes BALL, CHECK; BALL, VALVE, PORTED.
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Manufacturer Information:
| ASTM F 2215 | 81346 | AMERICAN SOCIETY FOR TESTING AND MATERIALS | | MS19060-1005 | 81346 | AMERICAN SOCIETY FOR TESTING AND MATERIALS | | MS19060-1005 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 440B OR STEEL COMP 440C OVERALL | | ROLLING ELEMENT DIAMETER | 0.0781 INCHES NOMINAL | | STANDARD TOLERANCE DESIGNATION | AFBMA STD TOLERANCE FOR BALLS, GRADE 10 | | SPECIAL FEATURES | SURFACE HARDNESS RC55.0-62.0 FOR TYPE 440B AND RC58.0-65.0 FOR TYPE 440C | | STYLE DESIGNATOR | BALL |
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