NSN 4730-01-078-6439
Part Details | TUBE COUPLING NUT
4730-01-078-6439 An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes NUT (1), TUBE COUPLING, REDUCING; and NUT (1), UNION.
Alternate Parts: MS219213K, MS21921-3K, MS219213K, MS21921-3K, AS21921, AS18280, 4730-01-078-6439, 01-078-6439, 4730010786439, 010786439
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JUN 17, 1979 | 01-078-6439 | 03859 ( NUT, TUBE COUPLING ) |
REFERENCE DRAWINGS & PICTURES
TUBE COUPLING
Cross Reference | NSN 4730-01-078-6439
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MS21921-3K | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
| MS21921-3K | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS21921 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS18280 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
Technical Data | NSN 4730-01-078-6439
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.375 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE COUPLING |
| NUT HEIGHT | 0.570 INCHES MINIMUM AND 0.590 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.438 INCHES NOMINAL |
| LENGTH TO SHOULDER | 0.419 INCHES MINIMUM AND 0.445 INCHES MAXIMUM |
| SMALLEST INSIDE DIAMETER | 0.232 INCHES MINIMUM AND 0.242 INCHES MAXIMUM |
| SEAT ANGLE | 45.0 DEGREES NOMINAL |
| FABRICATION METHOD | |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.188 INCHES |