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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:
| MATERIAL | STEEL COMP 440C INNER MEMBER | | STEEL OUTER RACE MEMBER | | STYLE DESIGNATOR | WITHOUT INSERT OR LINER | | HARDNESS RATING | 55.0 ROCKWELL C MINIMUM INNER MEMBER | | 23.0 ROCKWELL C MINIMUM OUTER RACE MEMBER | | BORE DIAMETER | 0.3120 INCHES MINIMUM AND | | 0.3125 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 | | INNER MEMBER WIDTH | 0.4350 INCHES MINIMUM AND | | 0.4370 INCHES MAXIMUM | | STATIC RADIAL LOAD RATING | 9400 POUNDS | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81349 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILB8942 | | MANUFACTURERS CODE | 96906 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS21231-5 |
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