NSN 4820-01-022-3871

Part Details | SAFETY RELIEF VALVE

4820-01-022-3871 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: S6651214SS22, S665-12-1/4SS22, S6651214SS22, S665-12-1/4SS22, 4820-01-022-3871, 01-022-3871, 4820010223871, 010223871

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAY 28, 197601-022-387105488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

Cross Reference | NSN 4820-01-022-3871
Part Number Cage Code Manufacturer
S665-12-1/4SS2209990PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC VALVE DIV
S665-12-1/4SS2286768TELEDYNE INDUSTRIES INCTELEDYNE FLUID SYSTEMS REPUBLIC
Technical Data | NSN 4820-01-022-3871
Characteristic Specifications
SURFACE TREATMENT PASSIVATE
STYLE DESIGNATOR STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
VALVE DISCHARGE FLOW RATE4.0 GALLONS PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
POWER DRIVE OPERATING PRESSURE2000.0 POUNDS PER SQUARE INCH NOMINAL
RENEWABLE SEAT RING TYPE PRESSED-IN
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING2600.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE2000.0 TO 3100.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE