NSN 4820-00-287-5581
Part Details | SAFETY RELIEF VALVE
4820-00-287-5581 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: 1A, 4820-00-287-5581, 00-287-5581, 4820002875581, 002875581
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JAN 01, 1963 | 00-287-5581 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU

Cross Reference | NSN 4820-00-287-5581
Part Number | Cage Code | Manufacturer |
---|---|---|
1A | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
Technical Data | NSN 4820-00-287-5581
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | STRAIGHT THRU |
FLOW CONTROL DEVICE | POPPET |
VALVE OPERATION METHOD | C$F |
BONNET TYPE | INSIDE SPRING |
BONNET ATTACHMENT METHOD | INTEGRAL |
DISK LOADING METHOD | SPRING |
OPENING PRESSURE SETTING | 150.0 POUNDS PER SQUARE INCH |