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National Stock Number:
4730-00-830-5171
Federal Supply Class:
4730
National Item Identification Number:
008305171
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:
| 9756-48 | 0JRC1 | NORTHROP GRUMMAN TECHNICAL SERVICES, INC. | | 9756-48 | 13002 | GOODRICH CORPORATION | | 9756-48 | 24398 | EAGLE TOOL & MACHINE CO. INC. | | 9756-48 | 4BLG2 | CNC PRECISION MACHINING, LLC | | 9756-48 | 4VW00 | CNC PRECISION MACHINE LLC | | 9756-48 | 6K4C8 | GOODRICH CORPORATION | | 9756-48 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 9756-48 | 7N480 | AIR CRAFTORS ENGINEERING INC. |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASEHARDENED | | HOLE OR SLOT QUANTITY | 4 | | MAJOR UNTHREADED OUTSIDE DIAMETER | 3.120 INCHES NOMINAL | | OVERALL LENGTH | 0.750 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 2024 | | SCREW THREAD LOCATION | INTERNAL | | SCREW THREAD SERIES DESIGNATOR | UN | | SLOT WIDTH | 0.310 INCHES NOMINAL | | SMALLEST INSIDE DIAMETER | 2.330 INCHES MINIMUM AND 3.340 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3B | | THREAD LENGTH | 0.500 INCHES NOMINAL | | THREAD SIZE | 27/8-16 |
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