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National Stock Number:
4820-01-230-3494
Federal Supply Class:
4820
National Item Identification Number:
012303494
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:
| F-637-31 8IN | 12168 | NIBCO INC | | F-637-31 8IN | 14007 | NIBCO INC | | F-637-31 8IN | 61623 | NIBCO INC CHEMTROL DIV |
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Techincal Specification:
| MATERIAL | IRON BODY | | COPPER ALLOY SEAT | | SILICON AND | | COPPER ALLOY STEM | | IRON DISK | | VALVE SIZE | 8.000 INCHES | | MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 250.0 POUNDS PER SQUARE INCH WATER-OIL-GAS | | MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | 550.0 DEG FAHRENHEIT WATER-OIL-GAS | | VALVE OPERATION METHOD | MANUAL | | INLET RELATIONSHIP WITH OUTLET | IDENTICAL | | CONNECTION TYPE | FLANGE, ROUND W/HOLES | | FLANGE DIAMETER | 15.000 INCHES | | BOLT HOLE QUANTITY | 12 | | FACE TO FACE DISTANCE | 11.500 INCHES | | FLANGE FACE DESIGN | RAISED | | STEM TYPE | RISING | | BONNET TYPE | OUTSIDE SCREW-YOKE | | BONNET ATTACHMENT METHOD | BOLTED |
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