NSN 4820-00-684-4179

Part Details | SAFETY RELIEF VALVE

4820-00-684-4179 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: 4381026525, 4381026-525, 4381026525, 4381026-525, A20079A0950, A20079A, 4820-00-684-4179, 00-684-4179, 4820006844179, 006844179

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196300-684-417905488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

Cross Reference | NSN 4820-00-684-4179
Part Number Cage Code Manufacturer
4381026-52588277BOEING COMPANY, THEDBA BOEING
4381026-52518355BOEING COMPANY, THEDBA BOEING
A20079A095081982HYDRO-AIRE, INC.
A20079A81982HYDRO-AIRE, INC.
Technical Data | NSN 4820-00-684-4179
Characteristic Specifications
STYLE DESIGNATOR STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
VALVE DISCHARGE FLOW RATE7.0 GALLONS PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING950.0 POUNDS PER SQUARE INCH