NSN 4730-00-178-0039
Part Details | TUBE FITTING LOCKNUT
4730-00-178-0039 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: J530P03, 4730-00-178-0039, 00-178-0039, 4730001780039, 001780039
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | FEB 28, 1973 | 00-178-0039 | 17645 ( LOCKNUT, TUBE FITTING ) |
REFERENCE DRAWINGS & PICTURES
TUBE FITTING LOCKNUT
Cross Reference | NSN 4730-00-178-0039
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| J530P03 | 07482 | GENERAL ELECTRIC COMPANYDBA GE |
Technical Data | NSN 4730-00-178-0039
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 1.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE FITTING LOCKNUT |
| WIDTH ACROSS FLATS | 0.619 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
| PACKING RECESS DIAMETER | 0.546 INCHES NOMINAL |
| PACKING RECESS DEPTH | 0.037 INCHES NOMINAL |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.188 INCHES |