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		                             National Stock Number: 3020-00-379-6574
  Federal Supply Class: 3020
  National Item Identification Number: 003796574
  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:
 | 612401 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |  | 612401PC1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |   
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  Techincal Specification:
 | BORE TYPE | INVOLUTE SPLINE |  | DESIGN FORM | SPOKED |  | FACE WIDTH | 0.500 INCHES NOMINAL |  | HARDNESS RATING TEST METHOD | ROCKWELL |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-16113, TYPE 1, GRADE M MIL SPEC SINGLE MATERIAL RESPONSE |  | PITCH DIAMETER | 4.296 INCHES NOMINAL |  | MATERIAL | STEEL UNS K11801 |  | METALLIC HARDNESS RATING AND LOCATION | 15.0 ROCKWELL SUPERFICIAL 30-N MINIMUM BODY AND 89.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM BODY |  | OUTSIDE DIAMETER | 7.944 INCHES NOMINAL |  | SPLINE LENGTH | 0.500 INCHES NOMINAL |  | SPLINE MAJOR DIAMETER | 1.250 INCHES NOMINAL |  | SPLINE MINOR DIAMETER | 1.063 INCHES NOMINAL |  | SPLINE QUANTITY | 6 |  | STYLE DESIGNATOR | PLAIN |  | TEETH HARDNESS RATING | 15.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 89.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM |  | TEETH QUANTITY PER ROW | 4 |  | TEETH ROW QUANTITY | 1 |  | TOOTH PITCH | 12.391 INCHES NOMINAL |   
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