4820-01-269-4679 VALVE,GATE Index 4820-01-269-4681 VALVE,ANGLE

National Stock Number:
4820-01-269-4680

Federal Supply Class:
4820

National Item Identification Number:
012694680

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:
11/4B13582666STOCKHAM VALVES AND FITTINGS INC
B-135SB 1.25 IN82666STOCKHAM VALVES AND FITTINGS INC
BV1187-11682666STOCKHAM VALVES AND FITTINGS INC


Techincal Specification:
MATERIALCOPPER ALLOY 922 BODY
COPPER ALLOY SEAT
COPPER ALLOY 694 STEM
COPPER ALLOY DISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM B-371 ALLOY 694 ASSN STD SINGLE MATERIAL RESPONSE STEM
ASTM B-584 ALLOY 976 ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE1.250 INCHES
PRESSURE CLASS200.0 POUNDS
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED200.0 POUNDS PER SQUARE INCH STEAM AND
400.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED550.0 DEG FAHRENHEIT STEAM AND
150.0 DEG FAHRENHEIT WATER-OIL-GAS
VALVE OPERATION METHODMANUAL
INLET RELATIONSHIP WITH OUTLETIDENTICAL
CONNECTION TYPEBRAZING, PIPE
NOMINAL PIPE SIZE ACCOMMODATED1.250 INCHES
STEM TYPERISING
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODUNION
FEATURES PROVIDEDBONNET PACKING


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