3950-01-137-0346 WINCH,DRUM,HAND OPERATED Index 4810-01-137-0348 VALVE,BALL

National Stock Number:
4820-01-137-0347

Federal Supply Class:
4820

National Item Identification Number:
011370347

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:
T-135 3/4IN12168NIBCO INC
WW-V-5481348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
MATERIALCOPPER ALLOY 836 BODY
COPPER ALLOY 836 SEAT
COPPER ALLOY 694 OR
COPPER ALLOY STEM
COPPER ALLOY 836 DISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE SEAT
ASTM B-371 ALLOY C69400 ASSN STD SINGLE MATERIAL RESPONSE OR
ASTM B-99 ALLOY C65100 H04 ASSN STD SINGLE MATERIAL RESPONSE STEM
ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE DISK
VALVE SIZE0.750 INCHES
PRESSURE CLASS150.0 POUNDS
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED150.0 POUNDS PER SQUARE INCH STEAM AND
30.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED406.0 DEG FAHRENHEIT STEAM
VALVE OPERATION METHODMANUAL
INLET RELATIONSHIP WITH OUTLETIDENTICAL
CONNECTION TYPETHREADED INTERNAL PIPE
THREAD SERIES DESIGNATORNPT
NOMINAL THREAD SIZE0.750 INCHES
STEM TYPERISING
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODUNION
FEATURES PROVIDEDBONNET PACKING
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEWW-V-54


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