4923-00-883-8979 ACCESSORY SET Index 4730-00-883-8990 ADAPTER,STRAIGHT,TUBE TO BOSS

National Stock Number:
4820-00-883-8981

Federal Supply Class:
4820

National Item Identification Number:
008838981

Description:
VALVE,GATE

Detail:
A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.


Manufacturer Information:
51448422WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION


Techincal Specification:
MATERIALCOPPER ALLOY 836 BODY
COPPER ALLOY STEM
COPPER ALLOY 836 DISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM WPC ALLOY 69 ASSN STD SINGLE MATERIAL RESPONSE STEM
ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE1.250 INCHES
PRESSURE CLASS150.0 POUNDS
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED150.0 POUNDS PER SQUARE INCH STEAM AND
300.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED500.0 DEG FAHRENHEIT STEAM
VALVE OPERATION METHODMANUAL
INLET RELATIONSHIP WITH OUTLETIDENTICAL
CONNECTION TYPETHREADED INTERNAL PIPE
THREAD SERIES DESIGNATORNPT
NOMINAL THREAD SIZE1.250 INCHES
STEM TYPENONRISING
BONNET ATTACHMENT METHODTHREADED
FEATURES PROVIDEDBONNET PACKING


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