NSN 4820-01-020-2501

Part Details | SAFETY RELIEF VALVE

4820-01-020-2501 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: D559A1M50, 247ASC2368001, 247ASC2368-001, 4820-01-020-2501, 01-020-2501, 4820010202501, 010202501

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48APR 27, 197601-020-250105488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU W/BAFFLE

Cross Reference | NSN 4820-01-020-2501
Part Number Cage Code Manufacturer
D559A1M5091816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
247ASC2368-00130003NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT
Technical Data | NSN 4820-01-020-2501
Characteristic Specifications
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR STRAIGHT THRU W/BAFFLE
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD THREADED
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING50.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESPOPOFF STYLE