4820-00-843-2779, VALVE,GATE

National Stock Number:
4820-00-843-2779

Federal Supply Class:
4820

National Item Identification Number:
008432779

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:

1B643 1/2	14448	HAMMOND VALVE CORP
440-1-2	14959	CRANE CO DIV VALVE DIV
95 1-2	37239	LUNKENHEIMER CO
FIG775	63686	THE WALWORTH COMPANY
IB643 SIZE 1/2 IN	14448	HAMMOND VALVE CORP
PART 5	63686	THE WALWORTH COMPANY
WWV54	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

BONNET ATTACHMENT METHOD	THREADED
BONNET TYPE	INSIDE SCREW
CONNECTION TYPE	THREADED INTERNAL PIPE
FEATURES PROVIDED	BONNET PACKING
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTMCU0836 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTMCU0836 ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTMCU0836 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL	COPPER ALLOY STEM
MATERIAL	COPPER ALLOY 836 BODY
MATERIAL	COPPER ALLOY 836 SEAT
MATERIAL	COPPER ALLOY 836 DISK
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	353.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS
NOMINAL THREAD SIZE	0.500 INCHES
PRESSURE CLASS	250.0 POUNDS PER SQUARE INCH
STEM TYPE	RISING
THREAD SERIES DESIGNATOR	NPT
VALVE SIZE	0.500 INCHES
VALVE OPERATION METHOD	MANUAL

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