4820-01-349-2207, VALVE,GATE

National Stock Number:
4820-01-349-2207

Federal Supply Class:
4820

National Item Identification Number:
013492207

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.11 .50IPS

63686

THE WALWORTH COMPANY

Techincal Specification:

BONNET ATTACHMENT METHOD	UNION
BONNET TYPE	INSIDE SCREW
CONNECTION TYPE	THREADED INTERNAL PIPE
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B198 ALLOY 875 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B371 ALLOY 697 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIAL	COPPER ALLOY BODY
MATERIAL	COPPER ALLOY DISK
MATERIAL	COPPER ALLOY SEAT
MATERIAL	COPPER ALLOY STEM
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	150.0 POUNDS PER SQUARE INCH STEAM AND 300.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED	406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS
NOMINAL THREAD SIZE	0.500 INCHES
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	0.500 INCHES
STEM TYPE	RISING
THREAD SERIES DESIGNATOR	NPT

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