NSN 4730-01-057-7391
Part Details | PACKING NUT
4730-01-057-7391 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.
Alternate Parts: 6405172119022PC8, 640-517-2119022PC8, 6405172119022, 640-517-2119022, 7665531X1PC8, 76655-31X1PC8, 4730-01-057-7391, 01-057-7391, 4730010577391, 010577391
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | MAR 18, 1978 | 01-057-7391 | 18028 ( PACKING NUT ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON, INTERNAL THREAD, SHOULDERED
Cross Reference | NSN 4730-01-057-7391
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 640-517-2119022PC8 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 640-517-2119022 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 76655-31X1PC8 | 90699 | UNIMASCO INC |
Technical Data | NSN 4730-01-057-7391
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY 464 |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| STYLE DESIGNATOR | HEXAGON, INTERNAL THREAD, SHOULDERED |
| THREAD SIZE | 2.312-12 |
| SCREW THREAD SERIES DESIGNATOR | UNS |
| THREAD LENGTH | 0.500 INCHES NOMINAL |
| SCREW THREAD LOCATION | INTERNAL |
| THREAD DIRECTION | RIGHT-HAND |
| OVERALL LENGTH | 0.875 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 2.750 INCHES NOMINAL |
| LENGTH TO SHOULDER | 0.688 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 1.797 INCHES NOMINAL |
| THREAD CLASS | 3B |