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)
48JAN 01, 196100-287-301105488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-00-287-3011
Part Number Cage Code Manufacturer
20335J51MCID88311689801343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
20335J51MCID88301343ANDERSON GREENWOOD LPDBA ANDERSON GREENWOOD CROSBY
MILV2254981349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MILV225490X3-4 400-39T063SBU03950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
Technical Data | NSN 4820-00-287-3011
Characteristic Specifications
STYLE DESIGNATOR ANGLE
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHODC$F
RENEWABLE SEAT RING TYPE THREADED
BONNET TYPE EXPOSED SPRING
BONNET ATTACHMENT METHOD UNION
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE39.0 TO 63.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE
SPECIAL FEATURESPROCESS PER MIL SPEC MIL-M-9950
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSSPECIAL CLEANING IN ACCORDANCE WITH MIL-M-9950