NSN 4820-00-774-0543
Part Details | SAFETY RELIEF VALVE
4820-00-774-0543 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: 256893, 620B1162, 620B11-6-2, 4820-00-774-0543, 00-774-0543, 4820007740543, 007740543
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1960 | 00-774-0543 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE
Cross Reference | NSN 4820-00-774-0543
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 256893 | 82577 | RAYTHEON COMPANYDBA RAYTHEON |
| 620B11-6-2 | 86768 | TELEDYNE INDUSTRIES INCTELEDYNE FLUID SYSTEMS REPUBLIC |
Technical Data | NSN 4820-00-774-0543
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ANGLE |
| FLOW CONTROL DEVICE | DISK |
| VALVE OPERATION METHOD | AUTOMATIC |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | THREADED |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 2500.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE |