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National Stock Number:
3120-01-163-8324
Federal Supply Class:
3120
National Item Identification Number:
011638324
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:
| 70250-34042-118 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.1865 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.3750 INCHES NOMINAL | | CORNER SHAPE | SQUARE ALL CORNERS | | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4340 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM | | SPECIAL FEATURES | SOLID FILM LUBRICANT,SS8866,FSCM 78286 | | SURFACE FINISH | 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 125.0 MICROINCHES LEFT END SURFACE | | SURFACE FINISH | 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLATS | | SURFACE FINISH | 125.0 MICROINCHES SPHERICAL SURFACE | | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE |
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