4820-01-160-4948 VALVE,GATE Index 4820-01-160-4950 VALVE,ANGLE

National Stock Number:
4820-01-160-4949

Federal Supply Class:
4820

National Item Identification Number:
011604949

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:
3E14959CRANE CO DIV VALVE DIV


Techincal Specification:
MATERIALIRON BODY
COPPER ALLOY SEAT
STEEL STEM
COPPER ALLOY DISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTMFEA000 ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE SEAT
ASTMSTA000 ASSN STD SINGLE MATERIAL RESPONSE STEM
ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE8.000 INCHES
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED250.0 POUNDS PER SQUARE INCH STEAM AND
500.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED450.0 DEG FAHRENHEIT STEAM AND
450.0 DEG FAHRENHEIT WATER-OIL-GAS
VALVE OPERATION METHODMANUAL
INLET RELATIONSHIP WITH OUTLETIDENTICAL
CONNECTION TYPEFLANGE, ROUND W/HOLES
FLANGE DIAMETER15.000 INCHES
BOLT HOLE QUANTITY12
FACE TO FACE DISTANCE16.500 INCHES
FLANGE FACE DESIGNRAISED
STEM TYPENONRISING
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODBOLTED


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