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National Stock Number:
4820-01-550-2905
Federal Supply Class:
4820
National Item Identification Number:
015502905
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:
| 803-1385714 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-1385714-51AF | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | THREADED | | BONNET TYPE | INSIDE SCREW | | CONNECTION TYPE | THREADED EXTERNAL TUBE | | FEATURES PROVIDED | BONNET PACKING | | INLET RELATIONSHIP WITH OUTLET | IDENTICAL | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | NICKEL ALLOY DISK | | MATERIAL | NICKEL ALLOY SEAT | | MATERIAL | NICKEL ALLOY STEM | | MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED | 200.0 POUNDS PER SQUARE INCH STEAM AND 400.0 POUNDS PER SQUARE INCH WATER-OIL-GAS | | MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED | 425.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS | | NOMINAL THREAD SIZE | 1.438 INCHES | | STEM TYPE | NONRISING | | SPECIAL FEATURES | SIMILAR TO 4820-00-184-9108 EXCEPT FOR MATERIAL OF SEALS; EACH VALVE SHALL HAVE THREE NITRILE O-RINGS PACKED IN A BAG AND SECURELY ATTACHED W/INSTRUCTIONS | | TEST DATA DOCUMENT | 03950-882047488 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). | | THREAD CLASS | 3A | | THREAD SERIES DESIGNATOR | UN | | THREAD QUANTITY PER INCH | 20 | | VALVE OPERATION METHOD | MANUAL | | VALVE SIZE | 1.000 INCHES |
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