NSN 4820-01-222-7811

Part Details | SAFETY RELIEF VALVE

4820-01-222-7811 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: 559T1M31, 559T-1M-31, RV0527, RV05-27, 4194451, 419445-1, 419445, 4820-01-222-7811, 01-222-7811, 4820012227811, 012227811

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48DEC 17, 198501-222-781105488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.

Cross Reference | NSN 4820-01-222-7811
Part Number Cage Code Manufacturer
559T-1M-3191816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
RV05-2791816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
419445-196214RAYTHEON COMPANYDBA RAYTHEON
41944596214RAYTHEON COMPANYDBA RAYTHEON
Technical Data | NSN 4820-01-222-7811
Characteristic Specifications
STYLE DESIGNATOR STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING31.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESPOP-OFF TYPE