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National Stock Number:
4820-01-534-9253
Federal Supply Class:
4820
National Item Identification Number:
015349253
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:
| 7898 | 79342 | WILLIAM E WILLIAMS VALVE CORP | | 7898 3IN | 79342 | WILLIAM E WILLIAMS VALVE CORP |
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Techincal Specification:
| BOLT HOLE QUANTITY | 4 | | BONNET TYPE | OUTSIDE SCREW-YOKE | | BONNET ATTACHMENT METHOD | BOLTED | | CONNECTION TYPE | FLANGE, ROUND W/HOLES | | FURNISHED ITEMS AND QUANTITY | 1 HANDWHEEL | | FACE TO FACE DISTANCE | 8.000 INCHES | | FLANGE FACE DESIGN | RAISED | | FLANGE DIAMETER | 7.500 INCHES | | INLET RELATIONSHIP WITH OUTLET | IDENTICAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A182 GR F6 ASSN STD SINGLE MATERIAL RESPONSE STEM | | MATERIAL | STEEL DISK | | PRESSURE CLASS | 150.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | MEDIA: FUEL OIL; STEM PACKING MATERIAL GARLOCK 127 AEP | | STEM TYPE | RISING | | VALVE OPERATION METHOD | MANUAL | | VALVE SIZE | 3.000 INCHES |
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