4820-01-270-2444, VALVE,GATE

National Stock Number:
4820-01-270-2444

Federal Supply Class:
4820

National Item Identification Number:
012702444

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:

2801

63220

FLOWSERVE INC

Techincal Specification:

MATERIAL	STEEL UNS K03504 BODY
	STEEL CORROSION RESISTING SEAT
	STEEL CORROSION RESISTING STEM
	STEEL CORROSION RESISTING DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A105 ASSN STD SINGLE MATERIAL RESPONSE BODY
VALVE SIZE	0.500 INCHES
PRESSURE CLASS	800.0 POUNDS
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	235.0 POUNDS PER SQUARE INCH STEAM AND
	2000.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED	1000.0 DEG FAHRENHEIT STEAM AND
	100.0 DEG FAHRENHEIT 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	RISING
BONNET TYPE	OUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHOD	WELDED
FEATURES PROVIDED	BONNET PACKING
SPECIAL FEATURES	SOLID WEDGE; HARD FACED SEAT; CONVENTIONAL PORT; CHROME TRIM

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