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National Stock Number:
4730-00-999-2480
Federal Supply Class:
4730
National Item Identification Number:
009992480
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:
| 5-11-1238 | 81337 | W1D1 NATICK SOLDIER CENTER | | 5-11-1238-9-16 | 81337 | W1D1 NATICK SOLDIER CENTER | | 5-11-1238AND5-11-1239PC9-16 | 81337 | W1D1 NATICK SOLDIER CENTER | | 5-11-1239PC9-16 | 81337 | W1D1 NATICK SOLDIER CENTER | | 5-11-925AND5-11-926ITEM9-16 | 81337 | W1D1 NATICK SOLDIER CENTER |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASEHARDENED | | LENGTH TO SHOULDER | 0.500 INCHES NOMINAL | | OVERALL LENGTH | 0.625 INCHES NOMINAL | | MATERIAL | COPPER ALLOY | | SPECIAL FEATURES | 45 DEG CHAMFER 1ST THREAD; FACE OF NUT CHAMFERED 30 DEG | | SCREW THREAD SERIES DESIGNATOR | UNF | | SCREW THREAD LOCATION | INTERNAL | | SMALLEST INSIDE DIAMETER | 0.266 INCHES MINIMUM AND 0.281 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL | | STYLE DESIGNATOR | HEXAGON, INTERNAL THREAD, SHOULDERED | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.406 INCHES NOMINAL | | THREAD SIZE | 9/16-18 |
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