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National Stock Number:
4730-01-531-4417
Federal Supply Class:
4730
National Item Identification Number:
015314417
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:
| U536960 | 78943 | TRIUMPH THERMAL SYSTEMS, LLC |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASEHARDENED | | LENGTH TO SHOULDER | 0.280 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 6061 | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT-SEALING | | PROPRIETARY CHARACTERISTICS | NPAC | | OVERALL LENGTH | 0.425 INCHES NOMINAL | | SCREW THREAD LOCATION | INTERNAL | | SCREW THREAD SERIES DESIGNATOR | UNEF | | SMALLEST INSIDE DIAMETER | 0.250 INCHES MINIMUM AND 0.257 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.500 INCHES NOMINAL | | STYLE DESIGNATOR | HEXAGON, INTERNAL THREAD, SHOULDERED | | SURFACE TREATMENT | CHEM FILM PER MIL-C-5541 CLASS 1A | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.260 INCHES NOMINAL | | THREAD SIZE | 3/8IN-32 |
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