4820-01-442-3923 VALVE,BALL Index 7643-01-442-3925 TOPOGRAPHIC GEOSPATIAL PRODUCTS

National Stock Number:
4820-01-442-3924

Federal Supply Class:
4820

National Item Identification Number:
014423924

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:
1503FE 1IN48422WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION


Techincal Specification:
BOLT HOLE QUANTITY4
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEOUTSIDE SCREW-YOKE
CONNECTION TYPEFLANGE, ROUND W/HOLES
FURNISHED ITEMS AND QUANTITY1 HANDWHEEL
FACE TO FACE DISTANCE5.000 INCHES
FLANGE DIAMETER4.250 INCHES
FLANGE FACE DESIGNRAISED
INLET RELATIONSHIP WITH OUTLETIDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A-312 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A-182, GR F6A ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A-216 GR WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A-217 GR CA15 ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIALSTEEL BODY
MATERIALSTEEL COMP 316 DISK
MATERIALSTEEL COMP 316 SEAT
MATERIALSTEEL CORROSION RESISTING STEM
PRESSURE CLASS150.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHODMANUAL
VALVE SIZE1.000 INCHES
STEM TYPERISING


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