4540-01-141-8557 HEATING ELEMENT,ELECTRICAL,IMMER Index 4820-01-141-8559 VALVE,CHECK

National Stock Number:
4820-01-141-8558

Federal Supply Class:
4820

National Item Identification Number:
011418558

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:
1146-208-H0001M76364MILWAUKEE VALVE CO, INC
1146-208-H0001MODW/LKSHLD76364MILWAUKEE VALVE CO, INC
803-138571480064NAVAL SHIP SYSTEMS COMMAND
803-1385714-7 MODIFIED80064NAVAL SHIP SYSTEMS COMMAND
803-1385714-72 MODW/LKSHLD80064NAVAL SHIP SYSTEMS COMMAND
803-1385714-7MODW/LKSHLD80064NAVAL SHIP SYSTEMS COMMAND
CD-5529190664WALWORTH CO MARINE DIV
CD-55291 1-1/2IN90664WALWORTH CO MARINE DIV


Techincal Specification:
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SCREW
CONNECTION TYPETHREADED EXTERNAL TUBE
FEATURES PROVIDEDVALVE STEM LOCK SHIELD
INLET RELATIONSHIP WITH OUTLETIDENTICAL
MATERIALCOPPER ALLOY 922 BODY
MATERIALNICKEL ALLOY 400 DISK
MATERIALNICKEL ALLOY 400 SEAT
MATERIALNICKEL ALLOY K-500 STEM
MAXIMUM OPERATING PRESSURE AND MEDIA FOR WHICH DESIGNED400.0 POUNDS PER SQUARE INCH WATER-OIL-GAS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED275.0 FAHRENHEIT WATER-OIL-GAS
NOMINAL THREAD SIZE2.063 INCHES
STEM TYPERISING
THREAD CLASS3A
THREAD SERIES DESIGNATORUNS
THREAD QUANTITY PER INCH18
VALVE OPERATION METHODMANUAL
VALVE SIZE1.500 INCHES


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