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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.
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Manufacturer Information:
| 335-405-8PC28 | 70876 | BATH IRON WORKS CORPORATION | | 335-405-9-28LG | 70876 | BATH IRON WORKS CORPORATION | | DDG2-203-1710549 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 18.5875 INCHES MINIMUM AND 18.5895 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | EXTENSION OUTSIDE DIAMETER | 20.1250 INCHES NOMINAL | | OVERALL LENGTH | 28.0000 INCHES NOMINAL | | MATERIAL | STEEL OUTER LAYER | | MATERIAL | TIN ALLOY INNER LAYER | | SPHERICAL BODY DIAMETER | 29.7470 INCHES MINIMUM AND 29.7500 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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