4730-01-542-7988 ADAPTER,STRAIGHT,TUBE TO BOSS Index 4730-01-542-7990 ADAPTER,STRAIGHT,TUBE TO BOSS

National Stock Number:
4320-01-542-7989

Federal Supply Class:
4320

National Item Identification Number:
015427989

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:
77530001370MKW7MINNPAR, LLC
775300013712361GROVE U.S. LLC


Techincal Specification:
BODY INSIDE DIAMETER6.746 INCHES MINIMUM AND 6.756 INCHES MAXIMUM
BODY OUTSIDE DIAMETER7.000 INCHES NOMINAL
BODY STYLEPLAIN
CHAMFER ANGLE45.0 DEGREES NOMINAL INSIDE LEFT CORNER
CHAMFER ANGLE45.0 DEGREES NOMINAL INSIDE RIGHT CORNER
CHAMFER LENGTH0.025 INCHES NOMINAL INSIDE LEFT CORNER
CHAMFER LENGTH0.025 INCHES NOMINAL INSIDE RIGHT CORNER
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPECHAMFERED INSIDE RIGHT CORNER
OVERALL LENGTH0.475 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
MATERIALPLASTIC POLYAMIDE AND PLASTIC POLYTETRAFLUOROETHYLENE AND GLASS
SPECIAL FEATURES0.187 INCH NOMINAL GAP THRU RING FROM EDGE TO EDGE ALONG LENGTH, CUT AT 30 DEG ANGLE FROM HOLE CENTERLINE.


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