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National Stock Number:
4730-00-202-7108
Federal Supply Class:
4730
National Item Identification Number:
002027108
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:
| 298493 | 56232 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASEHARDENED | | LENGTH TO SHOULDER | 0.219 INCHES NOMINAL | | MATERIAL | STEEL COMP 416 | | OVERALL LENGTH | 0.344 INCHES NOMINAL | | SCREW THREAD LOCATION | INTERNAL | | SCREW THREAD SERIES DESIGNATOR | UNS | | SMALLEST INSIDE DIAMETER | 0.281 INCHES MINIMUM AND 0.286 INCHES MAXIMUM | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.141 INCHES NOMINAL | | THREAD SIZE | 0.438-32 | | WIDTH ACROSS FLATS | 0.625 INCHES NOMINAL |
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