4320-01-026-0072 RING,WEARING Index 5315-01-026-0074 KEY,MACHINE

National Stock Number:
4320-01-026-0073

Federal Supply Class:
4320

National Item Identification Number:
010260073

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:
NA1347-183130AIR & LIQUID SYSTEMS CORPORATION
NG1353383130AIR & LIQUID SYSTEMS CORPORATION


Techincal Specification:
DISTANCE FROM END TO GROOVE CENTER0.220 INCHES NOMINAL
BODY INSIDE DIAMETER7.503 INCHES MINIMUM AND 7.505 INCHES MAXIMUM
BODY OUTSIDE DIAMETER8.249 INCHES MINIMUM AND 8.250 INCHES MAXIMUM
BODY STYLEGROOVED W/INTERNAL AND EXTERNAL FLANGE
CENTER FLANGE THICKNESS0.172 INCHES MINIMUM AND 0.177 INCHES MAXIMUM
CORNER RADIUS0.188 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
DISTANCE BELOW CENTERLINE0.063 INCHES NOMINAL
END TO FLANGE DISTANCE0.391 INCHES NOMINAL
GROOVE WIDTH0.190 INCHES NOMINAL
GROOVE DEPTH0.108 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER6.750 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.250 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS4.609 INCHES MINIMUM AND 4.625 INCHES MAXIMUM
OVERALL LENGTH0.938 INCHES NOMINAL
MATERIALCOPPER ALLOY
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS4.359 INCHES MINIMUM AND 4.375 INCHES MAXIMUM


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