NSN 4730-00-928-1978
Part Details | TUBE FITTING LOCKNUT
4730-00-928-1978 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: MS910008, MS9100-08, 4730-00-928-1978, 00-928-1978, 4730009281978, 009281978
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | AUG 24, 1966 | 00-928-1978 | 17645 ( LOCKNUT, TUBE FITTING ) |
REFERENCE DRAWINGS & PICTURES
TUBE FITTING LOCKNUT
Cross Reference | NSN 4730-00-928-1978
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MS9100-08 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
Technical Data | NSN 4730-00-928-1978
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.750 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE FITTING LOCKNUT |
| WIDTH ACROSS FLATS | 0.990 INCHES MINIMUM AND 1.002 INCHES MAXIMUM |
| PACKING RECESS DIAMETER | 0.920 INCHES NOMINAL |
| PACKING RECESS DEPTH | 0.042 INCHES NOMINAL |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.500 INCHES |