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National Stock Number:
4820-01-199-1400
Federal Supply Class:
4820
National Item Identification Number:
011991400
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:
| NB2502E-4IN MOD PBI-1LS1-L | 11859 | HUNT VALVE COMPANY, INC. | | NB2502E-4IN MOD PBI-1LS1-L | 30263 | PIMA VALVE, LLC |
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Techincal Specification:
| MATERIAL | COPPER ALLOY BODY | | NICKEL ALLOY SEAT | | NICKEL ALLOY STEM | | COPPER ALLOY DISK | | VALVE SIZE | 4.000 INCHES | | VALVE OPERATION METHOD | MANUAL | | INLET RELATIONSHIP WITH OUTLET | IDENTICAL | | CONNECTION TYPE | FLANGE, ROUND W/HOLES | | FLANGE DIAMETER | 7.688 INCHES | | BOLT HOLE QUANTITY | 8 | | FACE TO FACE DISTANCE | 6.750 INCHES | | FLANGE FACE DESIGN | PLAIN | | STEM TYPE | RISING | | BONNET TYPE | OUTSIDE SCREW-YOKE | | BONNET ATTACHMENT METHOD | BOLTED | | DEPARTURE FROM CITED DOCUMENT | MODIFIED TO INCLUDE A POSITION INDICATOR SWITCH |
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