3120-00-540-7748 BEARING,PLAIN,SPHERICAL Index 3110-00-540-7755 BEARING,BALL,ANNULAR

National Stock Number:
3120-00-540-7749

Federal Supply Class:
3120

National Item Identification Number:
005407749

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.


Manufacturer Information:
371686-198897LOCKHEED MARTIN CORP


Techincal Specification:
ANTIROTATION/LUBRICATION TYPE AND QUANTITY4 HOLE
BODY INSIDE DIAMETER1.0625 INCHES MINIMUM AND 1.0635 INCHES MAXIMUM
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPECHAMFERED INSIDE RIGHT CORNER
HOLE DIAMETER0.0610 INCHES MINIMUM AND 0.0660 INCHES MAXIMUM FIRST
LUBRICANT ACCOMMODATION STYLEGROOVED CIRCULAR
OVERALL LENGTH0.8800 INCHES NOMINAL
SPHERICAL BODY DIAMETER1.4985 INCHES MINIMUM AND 1.4990 INCHES MAXIMUM
STYLE DESIGNATORSOLID
SURFACE FINISH32.0 MICROINCHES OVERALL


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