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National Stock Number:
3120-00-390-3983
Federal Supply Class:
3120
National Item Identification Number:
003903983
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:
| 630-430PC1T03 | 43689 | HUNTINGTON INGALLS INC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 19.7700 INCHES MINIMUM AND 19.7740 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | EXTENSION OUTSIDE DIAMETER | 21.0000 INCHES NOMINAL | | OVERALL LENGTH | 30.0000 INCHES NOMINAL | | MATERIAL | COPPER ALLOY 922 OUTER LAYER | | MATERIAL | TIN ALLOY UNS L13890 INNER LAYER | | SPHERICAL BODY DIAMETER | 35.0000 INCHES NOMINAL | | STYLE DESIGNATOR | SEGMENTED |
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