3120-00-706-3117 BEARING,PLAIN,SPHERICAL Index 5985-00-706-3128 ANTENNA

National Stock Number:
3120-00-706-3118

Federal Supply Class:
3120

National Item Identification Number:
007063118

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:
335-405-8PC2870876BATH IRON WORKS CORPORATION
335-405-9-28LG70876BATH IRON WORKS CORPORATION
DDG2-203-171054980064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
MATERIALTIN ALLOY INNER LAYER
STEEL OUTER LAYER
STYLE DESIGNATORSEGMENTED
OVERALL LENGTH28.0000 INCHES NOMINAL
BODY INSIDE DIAMETER18.5875 INCHES MINIMUM AND
18.5895 INCHES MAXIMUM
EXTENSION OUTSIDE DIAMETER20.1250 INCHES NOMINAL
SPHERICAL BODY DIAMETER29.7470 INCHES MINIMUM AND
29.7500 INCHES MAXIMUM
CORNER SHAPESQUARE ALL CORNERS
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
63.0 MICROINCHES SPHERICAL SURFACE
THE MANUFACTURERS DATA
MANUFACTURERS CODE70876
DESIGN CONTROL REFERENCE335-405-9-28LG


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