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National Stock Number:
4730-00-846-2003
Federal Supply Class:
4730
National Item Identification Number:
008462003
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:
| 9757C48B | 0JRC1 | NORTHROP GRUMMAN TECHNICAL SERVICES, INC. | | 9757C48B | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 9757C48B | 79U29 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASEHARDENED | | HOLE OR SLOT QUANTITY | 8 | | MAJOR UNTHREADED OUTSIDE DIAMETER | 3.350 INCHES NOMINAL | | OVERALL LENGTH | 0.670 INCHES MINIMUM AND 0.680 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/12, ALLOY 7079 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 7079 | | SCREW THREAD LOCATION | EXTERNAL | | SCREW THREAD SERIES DESIGNATOR | UN | | SLOT WIDTH | 0.309 INCHES MINIMUM AND 0.314 INCHES MAXIMUM | | SMALLEST INSIDE DIAMETER | 2.984 INCHES MINIMUM AND 2.994 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND SLOTTED, EXTERNAL THREAD, BOSS | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.500 INCHES NOMINAL | | THREAD SIZE | 3-7/8IN-16 |
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