4320-00-126-5440 RING,WEARING Index 4320-00-126-5443 RING,WEARING

National Stock Number:
4320-00-126-5441

Federal Supply Class:
4320

National Item Identification Number:
001265441

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:
CS4320-007116236DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS)
G-704616712SIEMENS ENERGY, INC.
H583BX116712SIEMENS ENERGY, INC.


Techincal Specification:
BODY INSIDE DIAMETER10.485 INCHES NOMINAL
BODY OUTSIDE DIAMETER11.500 INCHES NOMINAL
BODY STYLEINTERNAL AND EXTERNAL FLANGE
CENTER FLANGE THICKNESS0.562 INCHES NOMINAL
CORNER RADIUS0.625 INCHES NOMINAL INSIDE RIGHT CORNER
CORNER SHAPEROUND INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
END TO FLANGE DISTANCE0.438 INCHES NOMINAL
FLANGE DIAMETER11.562 INCHES NOMINAL
INTERNAL FLANGE LIP WIDTH0.500 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER9.000 INCHES NOMINAL
INTERNAL FLANGE OUTSIDE DIAMETER9.880 INCHES NOMINAL
INTERNAL FLANGE WIDTH1.000 INCHES NOMINAL
OVERALL LENGTH1.750 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D3 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALCOPPER ALLOY
POSITIONING LUG WIDTH0.562 INCHES NOMINAL
POSITIONING LUG LENGTH0.062 INCHES NOMINAL
SPECIAL FEATURESTWO TAPS ON LARGE @0D-180 DEG APART,0.250 IN. H,EIGHT BY 0.875 IN. LENGTH


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