4320-01-377-7083 RING,WEARING Index 4820-01-377-7085 VALVE,GATE

National Stock Number:
4820-01-377-7084

Federal Supply Class:
4820

National Item Identification Number:
013777084

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:
803-217791780064NAVAL SHIP SYSTEMS COMMAND
803-2177917-4 MOD80064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
BOLT HOLE QUANTITY4
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEOUTSIDE SCREW-YOKE
CONNECTION TYPEFLANGE, ROUND W/HOLES
FURNISHED ITEMS AND QUANTITY1 HANDWHEEL
FACE TO FACE DISTANCE6.750 INCHES
FLANGE DIAMETER7.688 INCHES
FLANGE FACE DESIGNPLAIN
INLET RELATIONSHIP WITH OUTLETIDENTICAL
MATERIALCOPPER ALLOY 922 BODY
MATERIALNICKEL ALLOY 400 OR NICKEL ALLOY R-405 SEAT
MATERIALNICKEL ALLOY 400 OR NICKEL ALLOY R-405 STEM
MATERIALNICKEL ALLOY DISK
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED150.0 FAHRENHEIT WATER-OIL-GAS
OPERATING PRESSURE AND TYPE250.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED
SPECIAL FEATURESTHIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCES 80064 HAVE INDICATED THIER PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
VALVE OPERATION METHODMANUAL
VALVE SIZE4.000 INCHES
STEM TYPERISING


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