3120-00-657-4171 BUSHING,SLEEVE Index 5310-00-657-4173 WASHER,SHOULDERED

National Stock Number:
4320-00-657-4172

Federal Supply Class:
4320

National Item Identification Number:
006574172

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:
CS4320-033116236DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS)
NA1144-183130AIR & LIQUID SYSTEMS CORPORATION


Techincal Specification:
MATERIALNICKEL ALLOY
BODY STYLEEXTERNAL LOCKING FLANGE
OVERALL LENGTH0.875 INCHES NOMINAL
BODY OUTSIDE DIAMETER5.623 INCHES MINIMUM AND
5.624 INCHES MAXIMUM
BODY INSIDE DIAMETER5.261 INCHES MINIMUM AND
5.263 INCHES MAXIMUM
END TO FLANGE DISTANCE0.440 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER4.500 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.620 INCHES NOMINAL
CENTER FLANGE THICKNESS0.172 INCHES MINIMUM AND
0.177 INCHES MAXIMUM
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS2.938 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS3.125 INCHES NOMINAL
DISTANCE BELOW CENTERLINE0.062 INCHES NOMINAL
CORNER SHAPESQUARE INSIDE LEFT CORNER
CHAMFERED INSIDE RIGHT CORNER
SQUARE OUTSIDE LEFT CORNER
SQUARE OUTSIDE RIGHT CORNER
CHAMFER ANGLE30.0 DEGREES NOMINAL INSIDE RIGHT CORNER
CHAMFER LENGTH0.090 INCHES NOMINAL INSIDE RIGHT CORNER


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