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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 |  | MATERIAL | ALUMINUM ALLOY 2024 |  | OVERALL LENGTH | 0.750 INCHES NOMINAL |  | SCREW THREAD LOCATION | INTERNAL |  | SCREW THREAD SERIES DESIGNATOR | UN |  | SMALLEST INSIDE DIAMETER | 2.330 INCHES MINIMUM AND 3.340 INCHES MAXIMUM |  | SLOT WIDTH | 0.310 INCHES NOMINAL |  | THREAD CLASS | 3B |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.500 INCHES NOMINAL |  | THREAD SIZE | 27/8-16 | 
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