NSN 4820-00-449-1074

Part Details | SAFETY RELIEF VALVE

4820-00-449-1074 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: D559T3M170, D559T-3M-170, 21327072, 2132707-2, 4820-00-449-1074, 00-449-1074, 4820004491074, 004491074

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAY 30, 197400-449-107405488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU W/BAFFLE

Cross Reference | NSN 4820-00-449-1074
Part Number Cage Code Manufacturer
D559T-3M-17091816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
2132707-219315HONEYWELL INTL INC DEFENSE AVIONICSSYSTEMS FORMER BENDIX NAVIGATION AND
Technical Data | NSN 4820-00-449-1074
Characteristic Specifications
STYLE DESIGNATOR STRAIGHT THRU W/BAFFLE
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD INTEGRAL
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING170.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE0.0 TO 200.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY1 DEFLECTOR CAP