NSN 4820-00-580-2890
Part Details | STOP-CHECK VALVE
4820-00-580-2890 A valve with a bolt or stem that may be mechanically actuated to two 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. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also VALVE (1), LIFT-CHECK and VALVE (1), STOP-LIFT-CHECK.
Alternate Parts: 8930B2741, 8930B2-741, B11115246, B11-115-246, 4820-00-580-2890, 00-580-2890, 4820005802890, 005802890
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-580-2890 | 05486 ( VALVE, STOP-CHECK ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-00-580-2890
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8930B2-741 | 38056 | ASHCROFT INC. |
| B11-115-246 | 16497 | DRESSER, INC.DBA DRESSER EQUIPMENT GROUP |
Technical Data | NSN 4820-00-580-2890
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ANGLE |
| BONNET TYPE | OUTSIDE SCREW-YOKE |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | SELECTED AND TESTED FOR NUCLEAR PROPULSION PLANT SYSTEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |