4820-01-377-4168, VALVE,GATE

National Stock Number:
4820-01-377-4168

Federal Supply Class:
4820

National Item Identification Number:
013774168

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:

FIG.507 1/2IN.

48422

WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION

Techincal Specification:

MATERIAL	COPPER ALLOY 836 BODY
	COPPER ALLOY 836 SEAT
	COPPER ALLOY STEM
	COPPER ALLOY 836 DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
	ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE SEAT
	ASTM WPC ALLOY 69 ASSN STD SINGLE MATERIAL RESPONSE STEM
	ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE	0.500 INCHES
PRESSURE CLASS	125.0 POUNDS PER SQUARE INCH
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	125.0 POUNDS PER SQUARE INCH STEAM AND
	200.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
VALVE OPERATION METHOD	MANUAL
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
CONNECTION TYPE	THREADED INTERNAL PIPE
THREAD SERIES DESIGNATOR	NPT
NOMINAL THREAD SIZE	0.500 INCHES
STEM TYPE	NONRISING
BONNET TYPE	INSIDE SCREW
BONNET ATTACHMENT METHOD	THREADED
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
FEATURES PROVIDED	BONNET PACKING

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