Part Details | SAFETY RELIEF VALVE
4820-00-140-7818 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: 281327002, 281327-002, 2813270002, 281327-0002, 322AS1852, 322AS185-2, 4820-00-140-7818, 00-140-7818, 4820001407818, 001407818
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | AUG 27, 1971 | 00-140-7818 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU

Cross Reference | NSN 4820-00-140-7818
Part Number | Cage Code | Manufacturer |
---|---|---|
281327-002 | 99657 | MAROTTA CONTROLS, INC. |
281327-0002 | 99657 | MAROTTA CONTROLS, INC. |
322AS185-2 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT |
Technical Data | NSN 4820-00-140-7818
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | STRAIGHT THRU |
FLOW CONTROL DEVICE | DISK |
VALVE OPERATION METHOD | AUTOMATIC |
OPENING PRESSURE SETTING | 625.0 POUNDS PER SQUARE INCH |