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National Stock Number:
4820-01-293-7148
Federal Supply Class:
4820
National Item Identification Number:
012937148
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:
| 8884 | 79342 | WILLIAM E WILLIAMS VALVE CORP |
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Techincal Specification:
| MATERIAL | IRON CAST BODY | | IRON CAST SEAT | | IRON CAST STEM | | IRON CAST DISK | | VALVE SIZE | 20.000 INCHES | | VALVE OPERATION METHOD | AUTOMATIC | | INLET RELATIONSHIP WITH OUTLET | IDENTICAL | | CONNECTION TYPE | FLANGE, ROUND W/O HOLES | | FLANGE DIAMETER | 27.500 INCHES | | FACE TO FACE DISTANCE | 18.000 INCHES | | FLANGE FACE DESIGN | PLAIN | | STEM TYPE | RISING | | BONNET TYPE | PACKING RETAINING | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 79342 | | DESIGN CONTROL REFERENCE | 8884 |
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