4320-00-398-9387 RING,CASING Index 4320-00-398-9393 RING,CASING UNDERSI

National Stock Number:
4320-00-398-9389

Federal Supply Class:
4320

National Item Identification Number:
003989389

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:
BS1400PC4US63857CIRCOR NAVAL SOLUTIONS LLC
BS1401PC4US63857CIRCOR NAVAL SOLUTIONS LLC
BS4-1857PC463857CIRCOR NAVAL SOLUTIONS LLC
BS4-1858PC463857CIRCOR NAVAL SOLUTIONS LLC
BS537PC4US63857CIRCOR NAVAL SOLUTIONS LLC
BS706PC4US63857CIRCOR NAVAL SOLUTIONS LLC
BS711-4US63857CIRCOR NAVAL SOLUTIONS LLC
BS711PC4US63857CIRCOR NAVAL SOLUTIONS LLC
BS712PC4US63857CIRCOR NAVAL SOLUTIONS LLC
BS716PC4US63857CIRCOR NAVAL SOLUTIONS LLC
BS731PC4US63857CIRCOR NAVAL SOLUTIONS LLC
C5A63857CIRCOR NAVAL SOLUTIONS LLC


Techincal Specification:
BODY INSIDE DIAMETER3.715 INCHES NOMINAL
BODY OUTSIDE DIAMETER4.250 INCHES NOMINAL
BODY STYLEINTERNAL AND EXTERNAL FLANGE
BOLT CIRCLE DIAMETER4.634 INCHES NOMINAL
BOLT HOLE QUANTITY4
CORNER SHAPESQUARE ALL CORNERS
FLANGE DIAMETER5.095 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER2.980 INCHES NOMINAL
INTERNAL FLANGE WIDTH0.335 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS0.190 INCHES NOMINAL
OVERALL LENGTH0.728 INCHES NOMINAL
MATERIALCOPPER ALLOY
SPECIAL FEATURESFURNISHED WITH FOUR SCREWS
UNTHREADED MOUNTING HOLE DIAMETER0.205 INCHES NOMINAL


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