NSN 4730-01-105-3911
Part Details | TUBE COUPLING NUT
4730-01-105-3911 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: A81820, A818-20, AN81820, AN818-20, 4730-01-105-3911, 01-105-3911, 4730011053911, 011053911
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | DEC 20, 1980 | 01-105-3911 | 03859 ( NUT, TUBE COUPLING ) |
REFERENCE DRAWINGS & PICTURES
TUBE COUPLING
Cross Reference | NSN 4730-01-105-3911
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| A818-20 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| AN818-20 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
Technical Data | NSN 4730-01-105-3911
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJ |
| NOMINAL THREAD SIZE | 1.625 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE COUPLING |
| NUT HEIGHT | 1.214 INCHES MINIMUM AND 1.234 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 1.984 INCHES MINIMUM AND 2.016 INCHES MAXIMUM |
| LENGTH TO SHOULDER | 1.017 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 1.347 INCHES MINIMUM AND 1.350 INCHES MAXIMUM |
| FABRICATION METHOD | |
| NOMINAL TUBE OUTSIDE DIAMETER | 1.250 INCHES |