4320-00-640-1089 RING,WEARING Index 4730-00-640-1094 TEE,PIPE

National Stock Number:
4320-00-640-1091

Federal Supply Class:
4320

National Item Identification Number:
006401091

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:
578-4700-1674634REVAPC3180064NAVAL SHIP SYSTEMS COMMAND
C160A63857CIRCOR NAVAL SOLUTIONS LLC
CS4320-015316236DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS)
ND15308REVAPC3163857CIRCOR NAVAL SOLUTIONS LLC
R466REVAPC1263857CIRCOR NAVAL SOLUTIONS LLC


Techincal Specification:
BODY INSIDE DIAMETER6.735 INCHES MINIMUM AND 6.737 INCHES MAXIMUM
BODY OUTSIDE DIAMETER7.253 INCHES MINIMUM AND 7.254 INCHES MAXIMUM
BODY STYLEPLAIN
CHAMFER LENGTH0.062 INCHES NOMINAL OUTSIDE RIGHT CORNER
CHAMFER ANGLE45.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
OVERALL LENGTH0.750 INCHES NOMINAL
MATERIALCOPPER ALLOY
SURFACE FINISH125.0 MICROINCHES ALL SURFACES


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