NSN 4730-00-375-6405
Part Details | TUBE FITTING LOCKNUT
4730-00-375-6405 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: MS5186010, MS51860-10, C5924X16, MS5186010, MS51860-10, MS5186010, MS51860-10, MS5186060, MS51860-60, MS5186010, MS51860-10, 10086139, 4730-00-375-6405, 00-375-6405, 4730003756405, 003756405
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | MAR 16, 1974 | 00-375-6405 | 17645 ( LOCKNUT, TUBE FITTING ) |
REFERENCE DRAWINGS & PICTURES
TUBE FITTING LOCKNUT
Cross Reference | NSN 4730-00-375-6405
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MS51860-10 | 79470 | DANA CORPWEATHERHEAD DIV |
| C5924X16 | 79470 | DANA CORPWEATHERHEAD DIV |
| MS51860-10 | 30327 | IMPERIAL |
| MS51860-10 | 98660 | LUBE DEVICES INCFLODAR FLUID POWER FITTINGS DIV |
| MS51860-60 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
| MS51860-10 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
| 10086139 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
Technical Data | NSN 4730-00-375-6405
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UN |
| NOMINAL THREAD SIZE | 1.312 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | TUBE FITTING LOCKNUT |
| NUT HEIGHT | 0.410 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 1.625 INCHES NOMINAL |
| PACKING RECESS DIAMETER | 1.317 INCHES NOMINAL |
| NOMINAL TUBE OUTSIDE DIAMETER | 1.000 INCHES |
| SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL |
| SPECIFICATION/STANDARD DATA | 96906-MS51860 GOVERNMENT STANDARD |
| CRITICALITY CODE JUSTIFICATION | FEAT |