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National Stock Number:
3120-00-079-9974
Federal Supply Class:
3120
National Item Identification Number:
000799974
Description:
BEARING,PLAIN,SELF-ALIGNING
Detail:
A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes BEARING, PLAIN, ROD END and BEARING, PLAIN, SPHERICAL.
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Manufacturer Information:
| MILB8942 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS21231-5 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BORE DIAMETER | 0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM | | HARDNESS RATING | 23.0 ROCKWELL C MINIMUM OUTER RACE MEMBER | | HARDNESS RATING | 55.0 ROCKWELL C MINIMUM INNER MEMBER | | INNER MEMBER WIDTH | 0.4350 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM | | OUTER MEMBER OUTSIDE DIAMETER | 0.6870 INCHES MINIMUM AND 0.6875 INCHES MAXIMUM | | OUTER MEMBER WIDTH | 0.3120 INCHES MINIMUM AND 0.3220 INCHES MAXIMUM | | MATERIAL | STEEL COMP 440C INNER MEMBER | | MATERIAL | STEEL OUTER RACE MEMBER | | STATIC RADIAL LOAD RATING | 9400 POUNDS | | STYLE DESIGNATOR | WITHOUT INSERT OR LINER |
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