NSN 4730-01-181-1122
Part Details | TUBE COUPLING NUT
4730-01-181-1122 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: 267057 ITEM 34, 2670-57 ITEM 34, 267057, 2670-57, 5034556027 ITEM 34, 503-4556027 ITEM 34, 4730-01-181-1122, 01-181-1122, 4730011811122, 011811122
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JUN 06, 1984 | 01-181-1122 | 03859 ( NUT, TUBE COUPLING ) |
REFERENCE DRAWINGS & PICTURES
TUBE COUPLING
Cross Reference | NSN 4730-01-181-1122
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2670-57 ITEM 34 | 43689 | HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS |
| 2670-57 | 43689 | HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS |
| 503-4556027 ITEM 34 | 43689 | HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS |
Technical Data | NSN 4730-01-181-1122
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.438 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE COUPLING |
| NUT HEIGHT | 0.590 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.625 INCHES NOMINAL |
| LENGTH TO SHOULDER | 0.440 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 0.255 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| SEAT ANGLE | 45.0 DEGREES NOMINAL |
| FABRICATION METHOD | FORGED |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES |