4820-01-504-7888, VALVE,GATE

2540-01-504-7889 BOX,ACCESSORIES STOWAGE

National Stock Number:
4820-01-504-7888

Federal Supply Class:
4820

National Item Identification Number:
015047888

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:

WV121000-01	79342	WILLIAM E WILLIAMS VALVE CORP
WV121000-01-2.50 IN	79342	WILLIAM E WILLIAMS VALVE CORP

Techincal Specification:

CONNECTION TYPE	FLANGE, ROUND W/HOLES
FACE TO FACE DISTANCE	7.500 INCHES
FLANGE FACE DESIGN	RAISED
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A-351 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A-351 ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A-351 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A479 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL	STEEL COMP 304 SEAT
MATERIAL	STEEL COMP 304L BODY
MATERIAL	STEEL COMP 304L DISK
MATERIAL	STEEL COMP 410 STEM
VALVE OPERATION METHOD	ELECTRIC MOTOR
VALVE SIZE	2.500 INCHES

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