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National Stock Number:
4320-01-408-5721
Federal Supply Class:
4320
National Item Identification Number:
014085721
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:
| AA-2821 | 71639 | ALFRED CONHAGEN INC. | | AA-2821-29 | 71639 | ALFRED CONHAGEN INC. | | PL-2821 | 71639 | ALFRED CONHAGEN INC. | | PL-2821 ITEM NO.29 | 71639 | ALFRED CONHAGEN INC. | | TB-2821 | 71639 | ALFRED CONHAGEN INC. |
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Techincal Specification:
| BODY STYLE | EXTERNAL FLANGE | | CRITICALITY CODE JUSTIFICATION | FEAT | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B-584,C90300,B143-1B ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY 903 | | SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL |
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