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National Stock Number:
4320-00-977-2799
Federal Supply Class:
4320
National Item Identification Number:
009772799
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:
| 121451 | 10171 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 121451 | 1W383 | TOOLEX, INC | | 121451 | 52081 | EURAMCO SAFETY INC | | 157434194551 | 52081 | EURAMCO SAFETY INC | | MMI-121451 | 61928 | GENERAL MOTORS CORP AC-DELCO DIV GOVERNMENT ORDER DEPT | | 121451 | 64177 | SHIPS PARTS INC |
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Techincal Specification:
| DISTANCE BELOW CENTERLINE | 0.375 INCHES NOMINAL | | ANCHOR FLANGE WIDTH | 0.309 INCHES NOMINAL | | BODY INSIDE DIAMETER | 3.359 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 5.124 INCHES NOMINAL | | BODY STYLE | EXTERNAL LOCKING FLANGE | | CENTER FLANGE THICKNESS | 0.375 INCHES NOMINAL | | CORNER SHAPE | SQUARE ALL CORNERS | | END TO FLANGE DISTANCE | 1.031 INCHES NOMINAL | | LARGEST EXTERNAL ANCHOR FLANGE RADIUS | 5.688 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-16993,CLASS 1 MIL SPEC SINGLE MATERIAL RESPONSE | | III MATERIAL | STEEL | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 2.438 INCHES NOMINAL | | SMALLEST EXTERNAL ANCHOR FLANGE RADIUS | 5.438 INCHES NOMINAL | | SPECIAL FEATURES | 0.062 IN. W X 0.016 IN. DEEP 1.5 RIGHT HAND GROOVES PER IN. ON ID | | SURFACE FINISH | 63.0 MICROINCHES OUTSIDE | | SURFACE FINISH | 125.0 MICROINCHES LEFT FACE | | SURFACE FINISH | 125.0 MICROINCHES RIGHT FACE | | SURFACE FINISH | 20.0 MICROINCHES INSIDE |
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