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National Stock Number: 3120-00-661-9660
Federal Supply Class: 3120
National Item Identification Number: 006619660
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:
570160 | 89305 | SIMMONDS PRECISION PRODUCTS INC | 8389867 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
BODY INSIDE DIAMETER | 0.7498 INCHES MINIMUM AND 0.7505 INCHES MAXIMUM | BODY OUTSIDE DIAMETER | 0.9986 INCHES MINIMUM AND 0.9991 INCHES MAXIMUM | CORNER SHAPE | SQUARE INSIDE LEFT CORNER | CORNER SHAPE | SQUARE INSIDE RIGHT CORNER | HARDNESS RATING | 62.0 ROCKWELL C NOMINAL OVERALL | OVERALL LENGTH | 0.3120 INCHES NOMINAL | MATERIAL | STEEL COMP 4615 AND STEEL COMP 8620 OVERALL | SPHERICAL BODY DIAMETER | 0.9988 INCHES MINIMUM AND 0.9993 INCHES MAXIMUM | STYLE DESIGNATOR | SOLID | SURFACE FINISH | 16.0 MICROINCHES LEFT END SURFACE | SURFACE FINISH | 16.0 MICROINCHES RIGHT END SURFACE | SURFACE FINISH | 3.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | SURFACE FINISH | 5.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLATS | SURFACE FINISH | 5.0 MICROINCHES SPHERICAL SURFACE |
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