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National Stock Number:
4820-00-268-8747
Federal Supply Class:
4820
National Item Identification Number:
002688747
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:
| MILV1189 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BOLT HOLE QUANTITY | 8 | | BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | OUTSIDE SCREW-YOKE | | CONNECTION TYPE | FLANGE, ROUND W/HOLES | | FACE TO FACE DISTANCE | 8.000 INCHES | | FEATURES PROVIDED | BONNET PACKING | | FLANGE FACE DESIGN | PLAIN | | FLANGE DIAMETER | 7.562 INCHES | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 3 CLASS | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY SEAT | | MATERIAL | COPPER ALLOY STEM | | MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 400.0 POUNDS PER SQUARE INCH WATER-OIL-GAS | | SPECIAL FEATURES | 0.938 IN. THK;0.812 IN. BOLT HOLE DIA;6.000 IN. BOLT CIRCLE DIA;2.5 IN. PIPE SIZE | | VALVE OPERATION METHOD | MANUAL | | STEM TYPE | NONRISING |
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