3120-00-775-0869 BUSHING,SLEEVE Index 4320-00-775-0871 RING,WEARING

National Stock Number:
4320-00-775-0870

Federal Supply Class:
4320

National Item Identification Number:
007750870

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:
9043-9-183130AIR & LIQUID SYSTEMS CORPORATION
CA-9043 PC.983130AIR & LIQUID SYSTEMS CORPORATION
CS4320-021916236DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS)
CA9043-9-183130AIR & LIQUID SYSTEMS CORPORATION


Techincal Specification:
BODY OUTSIDE DIAMETER3.998 INCHES MINIMUM AND 3.999 INCHES MAXIMUM
BODY STYLEEXTERNAL AND INTERNAL FLANGE
CENTER FLANGE THICKNESS0.184 INCHES MINIMUM AND 0.187 INCHES MAXIMUM
CORNER RADIUS0.250 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 DISTANCE0.281 INCHES NOMINAL
FLANGE DIAMETER4.214 INCHES MINIMUM AND 4.219 INCHES MAXIMUM
HOLE DEPTH0.188 INCHES NOMINAL
HOLE DIAMETER0.125 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER2.250 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.250 INCHES NOMINAL
OVERALL LENGTH0.750 INCHES NOMINAL
MATERIALCOPPER ALLOY
SURFACE FINISH125.0 MICROINCHES ALL SURFACES
BODY INSIDE DIAMETER2.624 INCHES MINIMUM AND 2.626 INCHES MAXIMUM


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