NSN 4820-00-781-7820
Part Details | STOP-LIFT-CHECK VALVE
4820-00-781-7820 A valve with a stem that may be mechanically actuated to three different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. In the third position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also VALVE, LIFT-CHECK and VALVE, STOP-CHECK.
Alternate Parts: 3657U, 29973, MILV22094, 4820-00-781-7820, 00-781-7820, 4820007817820, 007817820
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1960 | 00-781-7820 | 27829 ( VALVE, STOP-LIFT-CHECK ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-00-781-7820
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3657U | 14959 | CRANE CODIV VALVE DIV |
| 29973 | 14959 | CRANE CODIV VALVE DIV |
| MILV22094 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
Technical Data | NSN 4820-00-781-7820
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | A ANGLE |
| VALVE SIZE | 1.000 INCHES |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.250 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.250 INCHES |
| FLOW CONTROL DEVICE | DISK |
| VALVE OPERATION METHOD | MANUAL |
| MOUNTING POSITION | VERTICAL |
| RENEWABLE SEAT RING TYPE | THREADED |
| BONNET TYPE | OUTSIDE SCREW-YOKE |
| BONNET ATTACHMENT METHOD | BOLTED |
| FEATURES PROVIDED | BONNET PACKING |