4820-00-469-8109 COCK,SHUTOFF,SCREW STEM Index 5340-00-469-8112 LOCKING PLATE,NUT AND BOLT

National Stock Number:
4820-00-469-8110

Federal Supply Class:
4820

National Item Identification Number:
004698110

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.


Manufacturer Information:
803-1385714-753711NAVAL SEA SYSTEMS COMMAND
803-1385714-780064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SCREW
CRITICALITY CODE JUSTIFICATIONZZZY
FEATURES PROVIDEDBONNET PACKING
MATERIALCOPPER ALLOY 922 BODY
MATERIALNICKEL ALLOY 400 AND NICKEL ALLOY K-500 DISK
MATERIALNICKEL ALLOY 400 SEAT
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED400.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED150.0 FAHRENHEIT WATER-OIL-GAS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATL WILL BE IAW SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECS
SPECIAL FEATURESTUBE NOM OD 1.500 IN.;BODY LINING MATL-NICKEL ALLOY 400 OR K500
STEM TYPERISING
VALVE OPERATION METHODMANUAL


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