4820-01-197-4741, VALVE,GATE

National Stock Number:
4820-01-197-4741

Federal Supply Class:
4820

National Item Identification Number:
011974741

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:

428 2 1/2IN

14959

CRANE CO DIV VALVE DIV

Techincal Specification:

MATERIAL	COPPER ALLOY 836 BODY
	COPPER ALLOY 836 SEAT
	COPPER ALLOY 876 STEM
	COPPER ALLOY 836 DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTMCU0172 ASSN STD SINGLE MATERIAL RESPONSE BODY
	ASTMCU0172 ASSN STD SINGLE MATERIAL RESPONSE SEAT
	ASTMCU0876 ASSN STD SINGLE MATERIAL RESPONSE STEM
	ASTMCU0172 ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE	2.500 INCHES
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	200.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED	200.0 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	2.500 INCHES
STEM TYPE	RISING
BONNET TYPE	INSIDE SCREW
BONNET ATTACHMENT METHOD	THREADED

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