4820-01-400-3178 STEM,FLUID VALVE Index 4820-01-400-3180 SEAT,VALVE

National Stock Number:
4820-01-400-3179

Federal Supply Class:
4820

National Item Identification Number:
014003179

Description:
VALVE,Y

Detail:
A VALVE WITH ONE INLET AND ONE OUTLET CONNECTION THAT PROVIDES UNOBSTRUCTED FLUID FLOW. THE FLOW IS CONTROLLED BY THE ACTION OF A STEM WHICH LIFTS DISK PERPENDICULARLY OFF CENTER AXIS OF ITS SEAT. THE STEM IS AT ANGLE OF LESS THAN 90 DEGREES (1.5708 RADIANS) TO PARALLEL INLET AND OUTLET FLOW. IT MAY UTILIZE A DIAPHRAGM AS PACKING. EXCLUDES VALVE, STOP-CHECK.


Manufacturer Information:
803-138562380064NAVAL SHIP SYSTEMS COMMAND
803-1385623-036276364MILWAUKEE VALVE CO, INC
803-1385623-036280064NAVAL SHIP SYSTEMS COMMAND
803-1385623-036291643SERVICE BRASS AND ALUMINUM FOUNDRY CO, INC.


Techincal Specification:
MATERIALNICKEL ALLOY BODY
STYLE DESIGNATORSTRAIGHT THRU Y-PATTERN FLANGED ENDS
FACE TO FACE DISTANCE10.000 INCHES
VALVE SIZE3.000 INCHES
FLOW CONTROL DEVICEDISK
VALVE OPERATION METHODMANUAL
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER6.625 INCHES ALL ENDS
NOMINAL THICKNESS0.938 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.688 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER5.500 INCHES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODBOLTED


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