4820-01-297-1324, VALVE,GATE

National Stock Number:
4820-01-297-1324

Federal Supply Class:
4820

National Item Identification Number:
012971324

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:

8599	79342	WILLIAM E WILLIAMS VALVE CORP
8599-4.0IN	79342	WILLIAM E WILLIAMS VALVE CORP

Techincal Specification:

BOLT HOLE QUANTITY	8
BONNET ATTACHMENT METHOD	BOLTED
BONNET TYPE	OUTSIDE SCREW-YOKE
CONNECTION TYPE	FLANGE, ROUND W/HOLES
FURNISHED ITEMS AND QUANTITY	1 HANDWHEEL
FACE TO FACE DISTANCE	9.000 INCHES
FEATURES PROVIDED	BONNET PACKING
FLANGE DIAMETER	9.000 INCHES
FLANGE FACE DESIGN	RAISED
INLET RELATIONSHIP WITH OUTLET	IDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATION	AISI 316 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A182 GRADE G316 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A351 ALLOY CF8M ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A351 ALLOY CFBM ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIAL	STEEL COMP 316 SEAT
MATERIAL	STEEL CORROSION RESISTING STEM
MATERIAL	STEEL UNS J92900 DISK
MATERIAL	STEEL UNS J92900 BODY
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED	150.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
PRESSURE CLASS	150.0 POUNDS
STEM TYPE	RISING
VALVE OPERATION METHOD	MANUAL
VALVE SIZE	4.000 INCHES

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