NSN 4730-00-659-8976
Part Details | TUBE FITTING LOCKNUT
4730-00-659-8976 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: BACN10DU8J, BACN10DU8C, AS4841, BACN10DU8J, BACN10DU, 4730-00-659-8976, 00-659-8976, 4730006598976, 006598976
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | JAN 01, 1963 | 00-659-8976 | 17645 ( LOCKNUT, TUBE FITTING ) |
REFERENCE DRAWINGS & PICTURES
TUBE FITTING LOCKNUT
Cross Reference | NSN 4730-00-659-8976
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| BACN10DU8J | 82918 | BOEING COMPANY, THEDBA BOEING |
| BACN10DU8C | 82918 | BOEING COMPANY, THEDBA BOEING |
| AS4841 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| BACN10DU8J | 81205 | THE BOEING COMPANYDBA BOEING |
| BACN10DU | 81205 | THE BOEING COMPANYDBA BOEING |
Technical Data | NSN 4730-00-659-8976
| 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 |
| NUT HEIGHT | 0.328 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.996 INCHES MINIMUM AND 1.003 INCHES MAXIMUM |
| PACKING RECESS DIAMETER | 0.915 INCHES MINIMUM AND 0.925 INCHES MAXIMUM |
| PACKING RECESS DEPTH | 0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.500 INCHES |