NSN 4820-00-618-4989
Part Details | SAFETY RELIEF VALVE
4820-00-618-4989 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: 112413981, 11241398-1, 559B2M20, 559B-2M-20, 1390883, 4820-00-618-4989, 00-618-4989, 4820006184989, 006184989
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-618-4989 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
Cross Reference | NSN 4820-00-618-4989
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 11241398-1 | 17773 | BALLISTIC MISSILE DEFENSE SYSTEMSCOMMAND |
| 559B-2M-20 | 91816 | CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS |
| 1390883 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 4820-00-618-4989
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. |
| FLOW CONTROL DEVICE | POPPET |
| VALVE OPERATION METHOD | AUTOMATIC |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 20.0 POUNDS PER SQUARE INCH |
| ADJUSTABLE PRESSURE RANGE | 10.0 TO 30.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| SPECIAL FEATURES | POP-OFF TYPE |