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National Stock Number:
4820-00-430-1723
Federal Supply Class:
4820
National Item Identification Number:
004301723
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.
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Manufacturer Information:
| 1781 | 48422 | WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION |
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Techincal Specification:
| CONNECTION TYPE | FLANGE, ROUND W/HOLES | | FACE TO FACE DISTANCE | 16.000 INCHES | | FEATURES PROVIDED | BONNET PACKING | | FLANGE FACE DESIGN | PLAIN | | FLANGE DIAMETER | 16.000 INCHES | | MATERIAL | COPPER ALLOY DISK | | MATERIAL | COPPER ALLOY SEAT | | MATERIAL | COPPER ALLOY STEM | | MATERIAL | IRON BODY | | MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 125.0 POUNDS PER SQUARE INCH STEAM AND 200.0 POUNDS PER SQUARE INCH WATER-OIL-GAS | | SPECIAL FEATURES | 1.188 IN. THK;1.000 IN. BOLT HOLE DIA;14.250 IN. BOLT CIRCLE DIA;10 IN. NOM PIPE SIZE ACCOMMODATED | | VALVE OPERATION METHOD | MANUAL | | STEM TYPE | RISING | | BOLT HOLE QUANTITY | 12 | | BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | OUTSIDE SCREW-YOKE |
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