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		                             National Stock Number: 3020-00-458-8544
  Federal Supply Class: 3020
  National Item Identification Number: 004588544
  Description: SPROCKET WHEEL
  Detail: A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power. 
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  Manufacturer Information:
 | 454454 | 19139 | EASTMAN KODAK CO |   
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  Techincal Specification:
 | DESIGN FORM | PLAIN |  | TEETH QUANTITY PER ROW | 19 |  | TOOTH PITCH | 0.250 INCHES NOMINAL |  | MATERIAL | STEEL |  | STYLE DESIGNATOR | PLAIN |  | OUTSIDE DIAMETER | 1.648 INCHES NOMINAL |  | OVERALL LENGTH | 0.500 INCHES NOMINAL |  | PITCH DIAMETER | 1.519 INCHES NOMINAL |  | SURFACE TREATMENT | CADMIUM |  | HARDNESS RATING TEST METHOD | ROCKWELL |  | TEETH HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND |   | 40.0 ROCKWELL C MAXIMUM |  | BORE TYPE | STRAIGHT |  | BORE DIAMETER | 0.500 INCHES NOMINAL |  | BORE LENGTH | 0.500 INCHES NOMINAL |  | HUB OUTSIDE DIAMETER | 1.000 INCHES NOMINAL AA END |  | SECURING METHOD | THREADED HOLE |  | SECURING LOCATION | AA END |  | SECURING HOLE QUANTITY | 1 |  | THREAD SIZE | 10-32 |  | HOLE LOCATION | THRU ONE HUB WALL |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 19139 |  | DESIGN CONTROL REFERENCE | 454454 |   
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