5930-01-081-5932 ADAPTER,SWITCH ACTUATOR Index 4820-01-081-5935 VALVE,EXPANSION

National Stock Number:
4820-01-081-5934

Federal Supply Class:
4820

National Item Identification Number:
010815934

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:
2129-1-437239LUNKENHEIMER CO
900999-927106481NORTHROP GRUMMAN SYSTEMS CORPORATION
FIG 2129 SZ 1/4 IN37239LUNKENHEIMER CO


Techincal Specification:
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SCREW
CONNECTION TYPETHREADED INTERNAL PIPE
FEATURES PROVIDEDBONNET PACKING
INLET RELATIONSHIP WITH OUTLETIDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B371 ALLOY C87500 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B62 ASSN STD SINGLE MATERIAL RESPONSE DISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY SEAT
MATERIALCOPPER ALLOY STEM
MATERIALCOPPER ALLOY 836 BODY
MATERIALCOPPER ALLOY 836 DISK
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED125.0 POUNDS PER SQUARE INCH STEAM AND 200.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
NOMINAL THREAD SIZE0.250 INCHES
PRESSURE CLASS125.0 POUNDS
SPECIAL FEATURESSINGLE WEDGE DISC
STEM TYPENONRISING
THREAD SERIES DESIGNATORNPT
VALVE SIZE0.250 INCHES
VALVE OPERATION METHODMANUAL


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