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National Stock Number: 3120-01-006-6212
Federal Supply Class: 3120
National Item Identification Number: 010066212
Description: BEARING,PLAIN,SPHERICAL
Detail: A DETACHABLE PART 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. IT MAY BE DIVIDED INTO TWO OR MORE SEGMENTS OF 180 DEGREES (3.141 RADIANS) OR LESS. THE ITEM HAS A CYLINDRICAL BORE AND IS BASICALLY SPHERICAL IN ITS EXTERIOR DESIGN TO ALLOW FOR SHAFT MISALIGNMENT. EXCLUDES BEARING, PLAIN, SELF-ALIGNING.
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Manufacturer Information:
72002PC3-4 | 70508 | AMERICAN METAL BEARING CO |
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Techincal Specification:
BODY INSIDE DIAMETER | 21.6540 INCHES MINIMUM AND 21.6590 INCHES MAXIMUM | OVERALL LENGTH | 27.0000 INCHES NOMINAL | MATERIAL | STEEL OUTER LAYER | MATERIAL | TIN ALLOY INNER LAYER | SPHERICAL BODY DIAMETER | 26.9970 INCHES MINIMUM AND 27.0000 INCHES MAXIMUM | SURFACE FINISH | 125.0 MICROINCHES LEFT END SURFACE | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | SURFACE FINISH | 63.0 MICROINCHES SPHERICAL SURFACE | TEST DATA DOCUMENT | 81349-MIL-B-18558 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND 81349-MIL-S-901 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
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