NSN 4730-00-375-6403
Part Details | TUBE FITTING LOCKNUT
4730-00-375-6403 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: 4730003756403, MS5186055, MS51860-55, 10386315, 6 080118C, 6 070118C, 36668, 4730-00-375-6403, 00-375-6403, 4730003756403, 003756403
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | MAR 16, 1974 | 00-375-6403 | 17645 ( LOCKNUT, TUBE FITTING ) |
REFERENCE DRAWINGS & PICTURES
TUBE FITTING LOCKNUT
Cross Reference | NSN 4730-00-375-6403
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 4730003756403 | SCY13 | E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES |
| MS51860-55 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
| 10386315 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| 6 080118C | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| 6 070118C | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| 36668 | 81616 | YORK INDUSTRIES, INC. |
Technical Data | NSN 4730-00-375-6403
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.562 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE FITTING LOCKNUT |
| NUT HEIGHT | 0.270 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.812 INCHES NOMINAL |
| NOMINAL TUBE OUTSIDE DIAMETER | 0.375 INCHES |