NSN 4820-00-639-6640
Part Details | SAFETY RELIEF VALVE
4820-00-639-6640 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
Alternate Parts: 9937010024, 9-937-01-0024, 89PS799, 89SP586, 89SP586, 89PS799, 89PS799, 89PS587, 89PS587, 4820-00-639-6640, 00-639-6640, 4820006396640, 006396640
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1961 | 00-639-6640 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-00-639-6640
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 9-937-01-0024 | 00742 | AIR PRODUCTS AND CHEMICALS, INC.DBA AIR PRODUCTS |
| 89PS799 | 00742 | AIR PRODUCTS AND CHEMICALS, INC.DBA AIR PRODUCTS |
| 89SP586 | 88687 | CHICAGO PNEUMATIC TOOL CO |
| 89SP586 | 11976 | CHICAGO PNEUMATIC TOOL CO |
| 89PS799 | 88687 | CHICAGO PNEUMATIC TOOL CO |
| 89PS799 | 11976 | CHICAGO PNEUMATIC TOOL CO |
| 89PS587 | 88687 | CHICAGO PNEUMATIC TOOL CO |
| 89PS587 | 11976 | CHICAGO PNEUMATIC TOOL CO |
Technical Data | NSN 4820-00-639-6640
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ANGLE |
| FLOW CONTROL DEVICE | DISK |
| VALVE DISCHARGE FLOW RATE | 988.0 CUBIC FEET PER MINUTE |
| VALVE OPERATION METHOD | C$F |
| RENEWABLE SEAT RING TYPE | THREADED |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 1200.0 POUNDS PER SQUARE INCH |