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National Stock Number:
3120-00-390-3992
Federal Supply Class:
3120
National Item Identification Number:
003903992
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:
| 423-541-7PC1-25-73 | 43533 | MERRITT-CHAPMAN AND SCOTT CORP NEW YORK SHIPBUILDING CO DIV | | CL55S43-21ALT4PC1-25-73 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 15.7500 INCHES MINIMUM AND 15.7750 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | EXTENSION OUTSIDE DIAMETER | 17.2500 INCHES MINIMUM AND 17.2750 INCHES MAXIMUM | | OVERALL LENGTH | 21.0000 INCHES NOMINAL | | MATERIAL | COPPER ALLOY 903 OUTER LAYER | | MATERIAL | TIN ALLOY UNS L13890 INNER LAYER | | SPHERICAL BODY DIAMETER | 24.7500 INCHES MINIMUM AND 24.7530 INCHES MAXIMUM | | STYLE DESIGNATOR | SEGMENTED |
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