NSN 4820-00-287-3011
Part Details | SAFETY RELIEF VALVE
4820-00-287-3011 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: 20335J51MCID883116898, 20335J51MCID883, MILV22549, MILV225490X34 40039T063SBU, MILV225490X3-4 400-39T063SBU, 4820-00-287-3011, 00-287-3011, 4820002873011, 002873011
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JAN 01, 1961 | 00-287-3011 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE

Cross Reference | NSN 4820-00-287-3011
Part Number | Cage Code | Manufacturer |
---|---|---|
20335J51MCID883116898 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
20335J51MCID883 | 01343 | ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY |
MILV22549 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
MILV225490X3-4 400-39T063SBU | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
Technical Data | NSN 4820-00-287-3011
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | ANGLE |
FLOW CONTROL DEVICE | DISK |
VALVE OPERATION METHOD | C$F |
RENEWABLE SEAT RING TYPE | THREADED |
BONNET TYPE | EXPOSED SPRING |
BONNET ATTACHMENT METHOD | UNION |
DISK LOADING METHOD | SPRING |
ADJUSTABLE PRESSURE RANGE | 39.0 TO 63.0 POUNDS PER SQUARE INCH |
FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
SPECIAL FEATURES | PROCESS PER MIL SPEC MIL-M-9950 |
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | SPECIAL CLEANING IN ACCORDANCE WITH MIL-M-9950 |