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National Stock Number:
4730-00-373-4819
Federal Supply Class:
4730
National Item Identification Number:
003734819
Description:
PACKING NUT
Detail:
AN ITEM HAVING INTERNAL AND/OR EXTERNAL MACHINE THREAD(S) (THREADS OTHER THAN PIPE OR HOSE SERIES), SPECIFICALLY DESIGNED TO RETAIN, BY MEANS OR GROOVE(S), SHOULDER(S), AND THE LIKE, PACKING AND/OR A PACKING GLAND WITHIN A STUFFING BOX. SEE ALSO BUSHING, MACHINE THREAD; INVERTED NUT, TUBE COUPLING; AND NUT, TUBE COUPLING. EXCLUDES PACKING NUT, STUFFING TUBE; AND USE WITH ELECTRICAL CABLE, AND LOCKNUT, PIPE.
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Manufacturer Information:
| SP4348121 | 72429 | MISSION SYSTEMS DAVENPORT INC. |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASEHARDENED | | FSC APPLICATION DATA | TANK,FUEL,AUXILIARY,AIRCRAFT | | MATERIAL | ALUMINUM ALLOY | | OVERALL LENGTH | 1.000 INCHES NOMINAL | | SEAT ANGLE IN DEG | 80.0 | | SCREW THREAD LOCATION | EXTERNAL | | SCREW THREAD SERIES DESIGNATOR | UN | | SMALLEST INSIDE DIAMETER | 1.516 INCHES NOMINAL | | STYLE DESIGNATOR | HEXAGON, EXTERNAL THREAD, INVERTED FLARE | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.499 INCHES NOMINAL | | THREAD SIZE | 1-7/8IN-12 | | WIDTH ACROSS FLATS | 2.000 INCHES NOMINAL |
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