NSN 4820-01-188-1781

Part Details | SAFETY RELIEF VALVE

4820-01-188-1781 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: R10AF2F203, 4820-01-188-1781, 01-188-1781, 4820011881781, 011881781

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48AUG 31, 198401-188-178105488 ( VALVE, SAFETY RELIEF )
REFERENCE DRAWINGS & PICTURES

ANGLE

Cross Reference | NSN 4820-01-188-1781
Part Number Cage Code Manufacturer
R10AF2F20334889HUNT VALVE COMPANY INCDBA UNION FLONETICS
Technical Data | NSN 4820-01-188-1781
Characteristic Specifications
STYLE DESIGNATORA ANGLE
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.250 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE4.250 INCHES
VALVE SIZE1.000 INCHES
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHODC$F
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD BOLTED
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE10.0 TO 12.0 POUNDS PER SQUARE INCH