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		                        | National Stock Number:
 4320-00-398-6504
 
 Federal Supply Class:
 4320
 
 National Item Identification Number:
 003986504
 
 Description:
 IMPELLER,PUMP,CENTRIFUGAL
 
 Detail:
 An item consisting of blades or paddles equally spaced around the periphery of a hub, rotor, or wheel. It is the rotating part of a PUMP, CENTRIFUGAL.
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 Manufacturer Information:
 
 | CA7988-18 | 83130 | AIR & LIQUID SYSTEMS CORPORATION |  | CA7988-18-1 | 83130 | AIR & LIQUID SYSTEMS CORPORATION | 
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 Techincal Specification:
 
 | BLADE QUANTITY | 1 |  | DESIGN TYPE | SINGLE WIDTH |  | HUB BORE DIAMETER | 5.000 INCHES NOMINAL AND 5.562 INCHES NOMINAL AND 1.129 INCHES NOMINAL |  | HUB LOCATION | SINGLE INSIDE CENTER AND BACK SIDE AND FRONT SIDE |  | HUB PROJECTION LENGTH BEYOND WHEEL SIDE | 0.625 INCHES NOMINAL AND 0.562 INCHES NOMINAL |  | HUB QUANTITY | 3 |  | KEYWAY QUANTITY | 1 |  | KEYWAY TYPE | RECTANGULAR |  | KEYWAY WIDTH | 0.105 INCHES NOMINAL |  | KEYWAY DEPTH | 2.000 INCHES NOMINAL |  | KEYWAY LENGTH | 0.188 INCHES NOMINAL |  | MATERIAL | NICKEL ALLOY |  | MOUNTING METHOD | KEY AND THREAD |  | OVERALL DIAMETER | 9.500 INCHES NOMINAL |  | OVERALL WIDTH | 3.125 INCHES NOMINAL |  | ROTATION DIRECTION FOR WHICH DESIGNED | COUNTERCLOCKWISE |  | SCREW THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |  | SPECIAL FEATURES | FIRST STAGE,INCLUDES P/N CA5870-28 WEARING RING 1,P/N CA5870-29 WEARING RING 1 AND SUTDS |  | THREAD DIAMETER | 0.625 INCHES NOMINAL |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD QUANTITY | 11 PER INCH | 
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