NSN 4820-00-808-0526

Part Details | SAFETY RELIEF VALVE

4820-00-808-0526 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: P36220, P36-220, P30220, P30-220, 6684133, 668413-3, 6684131, 668413-1, 4820-00-808-0526, 00-808-0526, 4820008080526, 008080526

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196200-808-052605488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

Cross Reference | NSN 4820-00-808-0526
Part Number Cage Code Manufacturer
P36-22091816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
P30-22091816CIRCOR AEROSPACE, INC.DBA CIRCLE SEAL CONTROLS
668413-398897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
668413-198897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
Technical Data | NSN 4820-00-808-0526
Characteristic Specifications
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR STRAIGHT THRU
VALVE DISCHARGE FLOW RATE4.0 GALLONS PER MINUTE
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING59.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE66.0 TO 70.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE
TEST DATA DOCUMENT36659-668413 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)