NSN 4730-00-277-6376
Part Details | TUBE FITTING LOCKNUT
4730-00-277-6376 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: AN6289D2, AN628902, AN6289D2, AN6289D2, AN6289D2, AN6289D2, AN6289D2, 144681, AN6289D2, AN6289D2, AN6289D2, AN6289D2, AS5179D02, AS5179, AS4841, 4730-00-277-6376, 00-277-6376, 4730002776376, 002776376
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JAN 01, 1961 | 00-277-6376 | 17645 ( LOCKNUT, TUBE FITTING ) |
REFERENCE DRAWINGS & PICTURES
TUBE FITTING LOCKNUT
Cross Reference | NSN 4730-00-277-6376
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AN6289D2 | 30974 | AEROFIT, LLC |
| AN628902 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| AN6289D2 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| AN6289D2 | 06581 | ALLAN AIRCRAFT SUPPLY CO, LLC |
| AN6289D2 | 71563 | COLLINS ENGINEERING CORP |
| AN6289D2 | 22995 | CROWN FITTING CO INC |
| AN6289D2 | 14798 | DESIGNED METAL CONNECTIONS, INC.DBA PERMASWAGE USA |
| 144681 | 62983 | EATON AEROSPACE LLC |
| AN6289D2 | 00624 | EATON-AEROQUIP LLC.DBA AEROSPACE GROUP |
| AN6289D2 | 14397 | FABER ENTERPRISES, INC.DIV FABER ENTERPRISE INC |
| AN6289D2 | 13899 | HYDRO FITTING MANUFACTURINGCORPORATION |
| AN6289D2 | R1120 | SATAIR A/S |
| AS5179D02 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS5179 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AS4841 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
Technical Data | NSN 4730-00-277-6376
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE FITTING LOCKNUT |
| NUT HEIGHT | 0.250 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.563 INCHES NOMINAL |
| PACKING RECESS DIAMETER | 0.483 INCHES NOMINAL |
| PACKING RECESS DEPTH | 0.037 INCHES NOMINAL |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.125 INCHES |
| SPECIFICATION/STANDARD DATA | 88044-AN6289 GOVERNMENT STANDARD |
| END ITEM IDENTIFICATION | SIKORSKY CARGO TRANSPORT HELICOPTER CH-54A AND CH-54B |