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National Stock Number: 4320-01-443-7186
Federal Supply Class: 4320
National Item Identification Number: 014437186
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.
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Manufacturer Information:
0654C0578S901A | 63857 | CIRCOR NAVAL SOLUTIONS LLC | 0654C0578S902A | 63857 | CIRCOR NAVAL SOLUTIONS LLC |
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Techincal Specification:
BODY INSIDE DIAMETER | 6.248 INCHES NOMINAL | BODY OUTSIDE DIAMETER | 6.749 INCHES MAXIMUM | BODY STYLE | EXTERNAL LOCKING FLANGE | CENTER FLANGE THICKNESS | 0.177 INCHES MAXIMUM | DISTANCE BELOW CENTERLINE | 0.120 INCHES NOMINAL | END TO FLANGE DISTANCE | 0.318 INCHES NOMINAL | LARGEST EXTERNAL ANCHOR FLANGE RADIUS | 3.620 INCHES NOMINAL | MATERIAL DOCUMENT AND CLASSIFICATION | NAVSEA DWG 803-7226047 MIL STD SINGLE MATERIAL RESPONSE | MATERIAL | PLASTIC | OVERALL LENGTH | 0.810 INCHES NOMINAL | SMALLEST EXTERNAL ANCHOR FLANGE RADIUS | 3.500 INCHES NOMINAL | SPECIAL FEATURES | DIFFERENTIATED BY MERCURY FREE CONTAMINATION TESTING |
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