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National Stock Number:
4820-01-302-6268
Federal Supply Class:
4820
National Item Identification Number:
013026268
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:
| 111F 1IN | 79342 | WILLIAM E WILLIAMS VALVE CORP |
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Techincal Specification:
| BOLT HOLE QUANTITY | 4 | | BONNET ATTACHMENT METHOD | UNION | | BONNET TYPE | PACKING RETAINING | | CONNECTION TYPE | FLANGE, ROUND W/HOLES | | FACE TO FACE DISTANCE | 4.250 INCHES | | FEATURES PROVIDED | BONNET PACKING | | FLANGE DIAMETER | 4.250 INCHES | | FLANGE FACE DESIGN | PLAIN | | INLET RELATIONSHIP WITH OUTLET | IDENTICAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B124 ALLOY NO.377 ASSN STD SINGLE MATERIAL RESPONSE STEM | | MATERIAL | COPPER ALLOY 377 STEM | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY DISK | | MATERIAL | COPPER ALLOY SEAT | | MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 150.0 POUNDS PER SQUARE INCH STEAM AND 225.0 POUNDS PER SQUARE INCH WATER-OIL-GAS | | MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | 406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS | | STEM TYPE | RISING | | VALVE OPERATION METHOD | MANUAL | | VALVE SIZE | 1.000 INCHES |
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