4820-01-074-6517, VALVE,GATE

National Stock Number:
4820-01-074-6517

Federal Supply Class:
4820

National Item Identification Number:
010746517

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:

2490NOTXX-USA	48422	WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION
2494A 1-2INSWE	48422	WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION
25343-J	48422	WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION

Techincal Specification:

MATERIAL	STEEL UNS J92800 BODY
	STEEL COMP 316 STEM
	STEEL UNS J92900 DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A-351 GRADE CF3M ASSN STD SINGLE MATERIAL RESPONSE BODY
	ASTM A-276 TYPE 316 ASSN STD SINGLE MATERIAL RESPONSE STEM
	ASTM A-351 GRADE CF8M ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE	0.500 INCHES
PRESSURE CLASS	200.0 POUNDS
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	200.0 POUNDS PER SQUARE INCH STEAM
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED	500.0 DEG FAHRENHEIT STEAM
VALVE OPERATION METHOD	MANUAL
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
CONNECTION TYPE	SOCKET, WELD, PIPE
NOMINAL PIPE SIZE ACCOMMODATED	0.500 INCHES
STEM TYPE	RISING
BONNET TYPE	OUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHOD	BOLTED
FEATURES PROVIDED	BONNET PACKING

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