NSN 4730-00-554-8021
Part Details | TUBE COUPLING NUT
4730-00-554-8021 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: 03859006, 03859-006, 03859006, 03859-006, MS2192120, MS21921-20, 4730-00-554-8021, 00-554-8021, 4730005548021, 005548021
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JAN 01, 1963 | 00-554-8021 | 03859 ( NUT, TUBE COUPLING ) |
REFERENCE DRAWINGS & PICTURES
TUBE COUPLING
Cross Reference | NSN 4730-00-554-8021
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 03859-006 | Z0K15 | DEFENCE LIAISON SERVICES PTY LTD |
| 03859-006 | 21439 | ENGINEERED ARRESTING SYSTEMSCORPORATION |
| MS21921-20 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
Technical Data | NSN 4730-00-554-8021
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UN |
| NOMINAL THREAD SIZE | 1.625 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE COUPLING |
| NUT HEIGHT | 1.040 INCHES MINIMUM AND 1.060 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 2.000 INCHES NOMINAL |
| LENGTH TO SHOULDER | 0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM |
| SMALLEST INSIDE DIAMETER | 1.330 INCHES MINIMUM AND 1.335 INCHES MAXIMUM |
| SEAT ANGLE | 45.00 DEGREES NOMINAL |
| FABRICATION METHOD | MACHINED |
| NOMINAL TUBE OUTSIDE DIAMETER | 1.250 INCHES |
| SPECIFICATION/STANDARD DATA | 96906-MS51819 GOVERNMENT STANDARD |
| END ITEM IDENTIFICATION | AIRCRAFT APPLICATION |