4820-01-233-4972 COCK,PLUG Index 4820-01-233-4974 VALVE,BALL

National Stock Number:
4820-01-233-4973

Federal Supply Class:
4820

National Item Identification Number:
012334973

Description:
VALVE,BALL

Detail:
A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes VALVE, CHECK.


Manufacturer Information:
516-215996680064NAVAL SHIP SYSTEMS COMMAND
516-2159966 AY AC LESS TAILPIECE80064NAVAL SHIP SYSTEMS COMMAND
77791-25X196169ELECTRIC BOAT CORPORATION
77791-25X1 ASSY AC LESS TAILPIEC96169ELECTRIC BOAT CORPORATION


Techincal Specification:
BOLT HOLE NOMINAL DIAMETER0.193 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER2.438 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BONNET TYPEPACKING RETAINING
CONNECTION TYPEFLANGE ALL ENDS
FACE TO FACE DISTANCE13.250 INCHES
FIRST CONNECTION FACE TO CENTERLINE DISTANCE10.312 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
MATERIALALUMINUM ALLOY SEAT
MATERIALNICKEL ALLOY BODY
MAXIMUM OPERATING PRESSURE490.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER5.500 INCHES ALL ENDS
NOMINAL THICKNESS0.125 INCHES ALL ENDS
SPECIAL FEATURES3 WAY,3 POSITION VALVE WITH RELIEF
STYLE DESIGNATORCROSS FLANGED ENDS
VALVE OPERATION METHODMANUAL
VALVE SIZE2.500 INCHES


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