NSN 4730-00-277-6372
Part Details | TUBE FITTING LOCKNUT
4730-00-277-6372 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: AS517904, AS5179-04, AN62894, AN6289-4, 4730002776372, 47302776372, 4730-277-6372, AS517904, AS5179-04, AN62894, AN6289-4, AS517904, AS5179-04, 10086129, 477 713, AS517904, AS5179-04, AS5179, AS4841, 4730-00-277-6372, 00-277-6372, 4730002776372, 002776372
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JAN 01, 1961 | 00-277-6372 | 17645 ( LOCKNUT, TUBE FITTING ) |
REFERENCE DRAWINGS & PICTURES
TUBE FITTING LOCKNUT
Cross Reference | NSN 4730-00-277-6372
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AS5179-04 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| AN6289-4 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| 4730002776372 | SCY13 | E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES |
| 4730-277-6372 | SCY13 | E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES |
| AS5179-04 | 14397 | FABER ENTERPRISES, INC.DIV FABER ENTERPRISE INC |
| AN6289-4 | 14397 | FABER ENTERPRISES, INC.DIV FABER ENTERPRISE INC |
| AS5179-04 | K0668 | LEONARDO MW LTD |
| 10086129 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| 477 713 | 77294 | PIPER AIRCRAFT INC. |
| AS5179-04 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS5179 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS4841 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
Technical Data | NSN 4730-00-277-6372
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.438 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 | 0.688 INCHES NOMINAL |
| PACKING RECESS DIAMETER | 0.608 INCHES NOMINAL |
| PACKING RECESS DEPTH | 0.042 INCHES NOMINAL |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.250 INCHES |
| SPECIFICATION/STANDARD DATA | 88044-AN6289 GOVERNMENT STANDARD |
| END ITEM IDENTIFICATION | GRUMMAN A10 AIRCRAFT; CHINOOK HELICOPTER CH-47 |