NSN 4730-01-287-3992
Part Details | TUBE FITTING LOCKNUT
4730-01-287-3992 An item with internal machine threads designed to fit the external machine threads of a tube fitting. It has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. The item, when installed, provides a method of locking and sealing the connection. See also LOCKNUT, PIPE; NUT (1), TUBE COUPLING and NUT (1), PLAIN, HEXAGON.
Alternate Parts: AN6289W5, AS5179W05, AS5179, AS4841, 4730-01-287-3992, 01-287-3992, 4730012873992, 012873992
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | OCT 21, 1988 | 01-287-3992 | 17645 ( LOCKNUT, TUBE FITTING ) |
REFERENCE DRAWINGS & PICTURES
TUBE FITTING LOCKNUT
Cross Reference | NSN 4730-01-287-3992
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AN6289W5 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| AS5179W05 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS5179 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS4841 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
Technical Data | NSN 4730-01-287-3992
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.500 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE FITTING LOCKNUT |
| NUT HEIGHT | 0.281 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.750 INCHES NOMINAL |
| PACKING RECESS DIAMETER | 0.670 INCHES NOMINAL |
| PACKING RECESS DEPTH | 0.042 INCHES NOMINAL |
| FABRICATION METHOD | |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.312 INCHES |
| SPECIFICATION/STANDARD DATA | 88044-AN6289W5 GOVERNMENT STANDARD |