NSN 4820-01-088-2874

Part Details | SAFETY RELIEF VALVE

4820-01-088-2874 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: 581R855H01, 581R855, 4820-01-088-2874, 01-088-2874, 4820010882874, 010882874

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 10, 198001-088-287405488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU W/BAFFLE

Cross Reference | NSN 4820-01-088-2874
Part Number Cage Code Manufacturer
581R855H0197942NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN SYSTEMS
581R85597942NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN SYSTEMS
Technical Data | NSN 4820-01-088-2874
Characteristic Specifications
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR STRAIGHT THRU W/BAFFLE
FLOW CONTROL DEVICE POPPET
VALVE DISCHARGE FLOW RATE40.0 CUBIC FEET PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING45.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY1 DEFLECTOR CAP