NSN 4820-00-494-0547

Part Details | SAFETY RELIEF VALVE

4820-00-494-0547 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: 9917311, 991731-1, 991731, VB4YS, 4820-00-494-0547, 00-494-0547, 4820004940547, 004940547

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48MAR 25, 197200-494-054705488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-00-494-0547
Part Number Cage Code Manufacturer
991731-182577RAYTHEON COMPANYDBA RAYTHEON
99173182577RAYTHEON COMPANYDBA RAYTHEON
VB4YS23724RUTHMAN PUMP AND ENGINEERING INCDBA FULFLO SPECIALTIES CO
Technical Data | NSN 4820-00-494-0547
Characteristic Specifications
STYLE DESIGNATOR ANGLE
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD INTEGRAL
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING220.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE150.0 TO 350.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE
SPECIAL FEATURESVALVE SIZE 3/4 IN.