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National Stock Number:
3120-00-794-4742
Federal Supply Class:
3120
National Item Identification Number:
007944742
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:
| 514-203-38PC1-2-14T016-26 | 43533 | MERRITT-CHAPMAN AND SCOTT CORP NEW YORK SHIPBUILDING CO DIV |
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Techincal Specification:
| BODY INSIDE DIAMETER | 26.7840 INCHES MINIMUM AND 26.7860 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | EXTENSION OUTSIDE DIAMETER | 20.7500 INCHES NOMINAL | | OVERALL LENGTH | 36.0000 INCHES NOMINAL | | MATERIAL | COPPER ALLOY 903 OUTER LAYER | | MATERIAL | TIN ALLOY INNER LAYER | | SPHERICAL BODY DIAMETER | 43.4900 INCHES MINIMUM AND 43.4950 INCHES MAXIMUM | | STYLE DESIGNATOR | SEGMENTED | | SURFACE FINISH | 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 63.0 MICROINCHES SPHERICAL SURFACE |
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