NSN 4730-00-381-3979
Part Details | PACKING NUT
4730-00-381-3979 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: 168019PC11, 4730-00-381-3979, 00-381-3979, 4730003813979, 003813979
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JAN 01, 1963 | 00-381-3979 | 18028 ( PACKING NUT ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON, EXTERNAL THREAD, INVERTED FLARE
Cross Reference | NSN 4730-00-381-3979
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 168019PC11 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 4730-00-381-3979
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY |
| CASEHARDENING INDICATOR | NOT CASEHARDENED |
| STYLE DESIGNATOR | 9 HEXAGON, EXTERNAL THREAD, INVERTED FLARE |
| THREAD SIZE | 2-1/8IN-12 |
| SCREW THREAD SERIES DESIGNATOR | UNS |
| THREAD LENGTH | 0.813 INCHES NOMINAL |
| SCREW THREAD LOCATION | EXTERNAL |
| THREAD DIRECTION | RIGHT-HAND |
| SLOT WIDTH | 0.187 INCHES NOMINAL |
| OVERALL LENGTH | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM |
| SMALLEST INSIDE DIAMETER | 1.630 INCHES MINIMUM AND 1.650 INCHES MAXIMUM |
| MAJOR UNTHREADED OUTSIDE DIAMETER | 2.250 INCHES NOMINAL |
| HOLE OR SLOT QUANTITY | 6 |
| THREAD CLASS | 2A |
| SPECIAL FEATURES | 0.125 IN. RADIUS ON DRIVE END OF ID |