4320-00-398-5480 IMPEL ER,PUMP Index 4320-00-398-5482 IMPELLER,PUMP

National Stock Number:
4320-00-398-5481

Federal Supply Class:
4320

National Item Identification Number:
003985481

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:
08-924-691-00-00392392ALLIS-CHALMERS CORP
08-984-691-00-00392392ALLIS-CHALMERS CORP
4320-398-548103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
H4320-398-548103950NAVAL INVENTORY CONTROL POINT MECHANICSBURG


Techincal Specification:
BODY INSIDE DIAMETER4.985 INCHES MINIMUM AND 4.986 INCHES MAXIMUM
BODY OUTSIDE DIAMETER5.499 INCHES MINIMUM AND 5.500 INCHES MAXIMUM
BODY STYLEEXTERNAL LOCKING FLANGE
CENTER FLANGE THICKNESS0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM
DISTANCE BELOW CENTERLINE0.062 INCHES NOMINAL
END TO FLANGE DISTANCE0.500 INCHES NOMINAL
LARGEST EXTERNAL ANCHOR FLANGE RADIUS3.000 INCHES NOMINAL
MATERIALCOPPER ALLOY
OVERALL LENGTH1.062 INCHES NOMINAL
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS2.844 INCHES NOMINAL
SPECIAL FEATURESO.D. HAS UNDERCUT ON EITHER SIDE OF FLANGE 0.062 IN. WIDE AND 0.031 IN. DEEP


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