NSN 4820-00-490-5456

Part Details | SAFETY RELIEF VALVE

4820-00-490-5456 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: 559B2M12, QB20019210, QB200192-10, 4820-00-490-5456, 00-490-5456, 4820004905456, 004905456

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48OCT 01, 196900-490-545605488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

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

Cross Reference | NSN 4820-00-490-5456
Part Number Cage Code Manufacturer
559B2M1291816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
QB200192-1019315HONEYWELL INTL INC DEFENSE AVIONICSSYSTEMS FORMER BENDIX NAVIGATION AND
Technical Data | NSN 4820-00-490-5456
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 SETTING12.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESPOP-OFF TYPE