NSN 4730-01-343-1771
Part Details | TUBE FITTING LOCKNUT
4730-01-343-1771 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: MS5186053Z, MS51860-53Z, 4730-01-343-1771, 01-343-1771, 4730013431771, 013431771
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | AUG 07, 1991 | 01-343-1771 | 17645 ( LOCKNUT, TUBE FITTING ) |
REFERENCE DRAWINGS & PICTURES
TUBE FITTING LOCKNUT
Cross Reference | NSN 4730-01-343-1771
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MS51860-53Z | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
Technical Data | NSN 4730-01-343-1771
| 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 FITTING LOCKNUT |
| NUT HEIGHT | 0.250 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.688 INCHES NOMINAL |
| PACKING RECESS DIAMETER | 0.625 INCHES NOMINAL |
| FABRICATION METHOD | MACHINED |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES |
| SPECIFICATION/STANDARD DATA | 96906-MS51860 GOVERNMENT STANDARD |