NSN 4730-01-003-3957
Part Details | PACKING NUT
4730-01-003-3957 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: 10320441, 103-2044-1, 4730-01-003-3957, 01-003-3957, 4730010033957, 010033957
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | APR 19, 1975 | 01-003-3957 | 18028 ( PACKING NUT ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON, INTERNAL THREAD, SHOULDERED
Cross Reference | NSN 4730-01-003-3957
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 103-2044-1 | 09552 | ATEC, INC. |
Technical Data | NSN 4730-01-003-3957
| Characteristic | Specifications |
|---|---|
| MATERIAL | 7$DST0321$7 |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| STYLE DESIGNATOR | HEXAGON, INTERNAL THREAD, SHOULDERED |
| THREAD SIZE | 5/16IN-24 |
| SCREW THREAD SERIES DESIGNATOR | UNJF |
| THREAD LENGTH | 0.160 INCHES NOMINAL |
| SCREW THREAD LOCATION | INTERNAL |
| THREAD DIRECTION | RIGHT-HAND |
| OVERALL LENGTH | 0.380 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.620 INCHES NOMINAL |
| LENGTH TO SHOULDER | 0.280 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 0.218 INCHES NOMINAL |
| MAJOR UNTHREADED OUTSIDE DIAMETER | 0.425 INCHES NOMINAL |
| THREAD CLASS | 3B |