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National Stock Number:
4820-00-640-6573
Federal Supply Class:
4820
National Item Identification Number:
006406573
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:
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Techincal Specification:
| MATERIAL | IRON CAST BODY | | COPPER ALLOY SEAT | | STEEL STEM | | COPPER ALLOY DISK | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A216-61T,CL B ASSN STD SINGLE MATERIAL RESPONSE 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 | | VALVE OPERATION METHOD | MANUAL | | CONNECTION TYPE | FLANGE, ROUND W/HOLES | | FLANGE DIAMETER | 13.500 INCHES | | BOLT HOLE QUANTITY | 8 | | FACE TO FACE DISTANCE | 11.500 INCHES | | FLANGE FACE DESIGN | PLAIN | | STEM TYPE | NONRISING | | BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | BOLTED | | FEATURES PROVIDED | BONNET PACKING | | SPECIAL FEATURES | 1.625 IN. THK;0.875 IN. BOLT HOLE DIA;11.750 IN. BOLT CIRCLE DIA;8 IN. PIPE SIZE ACCOMMODATED |
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