NSN 4730-01-238-4953
Part Details | PACKING NUT
4730-01-238-4953 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: 30102781, 3010278-1, 4730-01-238-4953, 01-238-4953, 4730012384953, 012384953
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | AUG 14, 1986 | 01-238-4953 | 18028 ( PACKING NUT ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON, EXTERNAL THREAD, INVERTED FLARE
Cross Reference | NSN 4730-01-238-4953
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3010278-1 | 98897 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
Technical Data | NSN 4730-01-238-4953
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY |
| CASEHARDENING INDICATOR | CASEHARDENED |
| STYLE DESIGNATOR | 9 HEXAGON, EXTERNAL THREAD, INVERTED FLARE |
| THREAD SIZE | 4.250 |
| SCREW THREAD SERIES DESIGNATOR | UN |
| THREAD LENGTH | 0.281 INCHES NOMINAL |
| SCREW THREAD LOCATION | EXTERNAL |
| THREAD DIRECTION | RIGHT-HAND |
| SLOT WIDTH | 0.067 INCHES MINIMUM AND 0.077 INCHES MAXIMUM |
| OVERALL LENGTH | 1.281 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 3.500 INCHES NOMINAL |
| MAJOR UNTHREADED OUTSIDE DIAMETER | 4.093 INCHES NOMINAL |
| HOLE OR SLOT QUANTITY | 4 |
| THREAD CLASS | 3A |
| SPECIAL FEATURES | U/O C130H ACFT |