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National Stock Number:
4820-00-931-7791
Federal Supply Class:
4820
National Item Identification Number:
009317791
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:
| P181-2 | 99251 | MISSION SYSTEMS DAVENPORT INC. |
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Techincal Specification:
| MATERIAL | COPPER ALLOY BODY | | COPPER ALLOY SEAT | | COPPER ALLOY STEM | | COPPER ALLOY AND | | PLASTIC POLYTETRAFLUOROETHYLENE DISK | | MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 200.0 POUNDS PER SQUARE INCH OXYGEN, GASEOUS | | MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | 200.0 DEG FAHRENHEIT OXYGEN, GASEOUS | | VALVE OPERATION METHOD | MANUAL | | NOMINAL PIPE SIZE ACCOMMODATED | 0.125 INCHES | | THREAD SERIES DESIGNATOR | NPT | | NOMINAL THREAD SIZE | 0.125 INCHES | | THREAD QUANTITY PER INCH | 27 | | STEM TYPE | RISING | | BONNET ATTACHMENT METHOD | THREADED | | FEATURES PROVIDED | BONNET PACKING | | SPECIAL FEATURES | CLEAN FOR OXYGEN USE | | CRITICALITY CODE JUSTIFICATION | FEAT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 99251 | | DESIGN CONTROL REFERENCE | P181-2 |
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