4820-00-054-3787 STEM,VALVE Index 4820-00-054-3790 VALVE,LIFT-CHECK

National Stock Number:
4820-00-054-3788

Federal Supply Class:
4820

National Item Identification Number:
000543788

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:
2640-825X60ASSYRA96169ELECTRIC BOAT CORPORATION
2640-825X60ASSYRAL103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2641-825-60ASSY1RA96169ELECTRIC BOAT CORPORATION
2641-825-60ASSYIRAL103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG


Techincal Specification:
BONNET TYPEPACKING RETAINING
CONNECTION TYPEFLANGE 1ST END
CRITICALITY CODE JUSTIFICATIONZZZY
FACE TO FACE DISTANCE13.313 INCHES
FIRST CONNECTION FACE TO CENTERLINE DISTANCE6.875 INCHES
FLANGE FACE DESIGNPLAIN 1ST END
FLANGE SHAPEROUND 1ST END
MATERIALCOPPER ALLOY 964 OR NICKEL ALLOY BODY
MATERIALTITANIUM ALLOY UNS R56400 FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE700.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, SALT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER7.438 INCHES 1ST END
NOMINAL THICKNESS1.375 INCHES 1ST END
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
STYLE DESIGNATORCROSS FLANGED ENDS
VALVE OPERATION METHODMANUAL
VALVE SIZE3.000 INCHES


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