4820-00-818-1270, VALVE,GATE

National Stock Number:
4820-00-818-1270

Federal Supply Class:
4820

National Item Identification Number:
008181270

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:

465-1-2-4	14959	CRANE CO DIV VALVE DIV
465-1-2-4	72759	UNITED CATALYSTS INC
MSS-SP-70-76	59646	MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS INDUSTRY INC
726F4IN	63686	THE WALWORTH COMPANY
WW-V-58	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

MATERIAL	IRON BODY
	COPPER ALLOY SEAT
	COPPER ALLOY STEM
	COPPER ALLOY DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTMFEA000 ASSN STD SINGLE MATERIAL RESPONSE BODY
	ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE SEAT
	ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE STEM
	ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE	4.000 INCHES
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
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED	450.0 DEG FAHRENHEIT STEAM AND
	150.0 DEG FAHRENHEIT WATER-OIL-GAS
VALVE OPERATION METHOD	MANUAL
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
CONNECTION TYPE	FLANGE, ROUND W/HOLES
FLANGE DIAMETER	9.000 INCHES
BOLT HOLE QUANTITY	8
FACE TO FACE DISTANCE	9.000 INCHES
FLANGE FACE DESIGN	PLAIN
STEM TYPE	RISING
BONNET TYPE	OUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHOD	BOLTED

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