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		                             National Stock Number: 3456-00-640-3257
  Federal Supply Class: 3456
  National Item Identification Number: 006403257
  Description: MANDREL,ROLLER TUBE EXPANDER
  Detail: THE SOLID, CENTER, SHAFT-LIKE COMPONENT OF A ROLLER TYPE EXPANDER, TUBE.
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  Manufacturer Information:
 | 1218-616-8LN380 | 23230 | AMEC FOSTER WHEELER NORTH AMERICA CORP. DBA FOSTER WHEELER |  | 1615F3445 | 05073 | BABCOCK & WILCOX CO |  | 1615FPC3445 | 05073 | BABCOCK & WILCOX CO |  | 47-724-4-10IT17 | 23230 | AMEC FOSTER WHEELER NORTH AMERICA CORP. DBA FOSTER WHEELER |  | 777-57-0-8LN380 | 23230 | AMEC FOSTER WHEELER NORTH AMERICA CORP. DBA FOSTER WHEELER |  | 936-596-8LN323 | 23230 | AMEC FOSTER WHEELER NORTH AMERICA CORP. DBA FOSTER WHEELER |  | M4 3-8IN A DIA 484 | 66042 | THOMAS C. WILSON, INC. DBA THOMAS C WILSON |  | F1385500DESIGNATI0NM4 3-8 0-484 | 80064 | NAVAL SHIP SYSTEMS COMMAND |  | MIL-E-17624 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |   
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  Techincal Specification:
 | DRIVE TYPE | SQUARE |  | HAND TURNING ROD | NOT INCLUDED |  | OPERATION METHOD | MANUAL OR POWER |  | OVERALL LENGTH | 4.375 INCHES NOMINAL |  | SIZE DESIGNATOR | 0.500 INCHES NOMINAL |  | SQUARE SHANK LENGTH | 0.750 INCHES NOMINAL |  | TAPER MAJOR DIAMETER | 0.593 INCHES NOMINAL |   
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