4820-01-284-4853 VALVE,FLOAT Index 4820-01-284-4855 VALVE,GATE

National Stock Number:
4820-01-284-4854

Federal Supply Class:
4820

National Item Identification Number:
012844854

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:
15F-1-2.5IN79342WILLIAM E WILLIAMS VALVE CORP
I-15F-1-2.5IN79342WILLIAM E WILLIAMS VALVE CORP


Techincal Specification:
MATERIALSTEEL UNS J03002 BODY
STEEL CORROSION RESISTING SEAT
STEEL CORROSION RESISTING STEM
STEEL CORROSION RESISTING DISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A216 GFRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM A182 GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE SEAT
ASTM A182 GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE STEM
ASTM A182 GRADE F6 ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE2.500 INCHES
PRESSURE CLASS150.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHODMANUAL
INLET RELATIONSHIP WITH OUTLETIDENTICAL
CONNECTION TYPEFLANGE, ROUND W/HOLES
FLANGE DIAMETER7.000 INCHES
BOLT HOLE QUANTITY4
FACE TO FACE DISTANCE7.500 INCHES
FLANGE FACE DESIGNRAISED
STEM TYPERISING
BONNET TYPEOUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHODBOLTED
FURNISHED ITEMS AND QUANTITY1 HANDWHEEL
FEATURES PROVIDEDBONNET PACKING


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