NSN 4820-01-189-8525

Part Details | SAFETY RELIEF VALVE

4820-01-189-8525 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: D524A4D130, D524A-4D-130, D520A4D130, D520A-4D-130, 4820-01-189-8525, 01-189-8525, 4820011898525, 011898525

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48SEP 20, 198401-189-852505488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU W/BAFFLE

Cross Reference | NSN 4820-01-189-8525
Part Number Cage Code Manufacturer
D524A-4D-13091816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
D520A-4D-13091816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
Technical Data | NSN 4820-01-189-8525
Characteristic Specifications
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625A MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR STRAIGHT THRU W/BAFFLE
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD INTEGRAL
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING130.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY1 DEFLECTOR CAP
SPECIAL FEATURESDEFLECTOR CAP