4320-00-398-6456 HOUSING,LIQUID PUMP Index 4320-00-398-6487 HOUSING,LIQUID PUMP

National Stock Number:
4320-00-398-6486

Federal Supply Class:
4320

National Item Identification Number:
003986486

Description:
RING,WEARING

Detail:
A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.


Manufacturer Information:
311506880064NAVAL SHIP SYSTEMS COMMAND
CA-769480064NAVAL SHIP SYSTEMS COMMAND
CA7694-22-183130AIR & LIQUID SYSTEMS CORPORATION


Techincal Specification:
BODY INSIDE DIAMETER7.888 INCHES MINIMUM AND 7.891 INCHES MAXIMUM
BODY OUTSIDE DIAMETER11.625 INCHES NOMINAL
BODY STYLEEXTERNAL AND INTERNAL FLANGE
CENTER FLANGE THICKNESS0.310 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
CORNER RADIUS0.500 INCHES NOMINAL INSIDE RIGHT CORNER
CORNER SHAPEROUND INSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
END TO FLANGE DISTANCE0.344 INCHES NOMINAL
FLANGE DIAMETER12.000 INCHES NOMINAL
OVERALL LENGTH1.625 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER6.375 INCHES NOMINAL
INTERNAL FLANGE WIDTH1.625 INCHES NOMINAL
MATERIALNICKEL ALLOY
POSITIONING HOLE DEPTH0.250 INCHES NOMINAL
POSITIONING HOLE WIDTH0.250 INCHES NOMINAL
SPECIAL FEATURESRIGHT FACE TAPERS 15.0 DEGREES FROM O.D. TO I.D.


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