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		                             National Stock Number: 3020-00-866-2839
  Federal Supply Class: 3020
  National Item Identification Number: 008662839
  Description: GEAR,SPUR
  Detail: A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION. 
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  Manufacturer Information:
 | 10068260 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |   
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  Techincal Specification:
 | ATTACHMENT METHOD | MOUNTING HOLE |  | BODY STYLE | PLAIN, SOLID |  | BORE NOMINAL DIAMETER | 0.590 INCHES BOTH ENDS |  | BORE STYLE | PLAIN BOTH ENDS |  | FACE NOMINAL WIDTH | 0.250 INCHES |  | HARDNESS RATING | 89.0 ROCKWELL SUPERFICIAL 15-N MINIMUM  AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM TEETH |  | HUB NOMINAL DIAMETER | 0.690 INCHES SECOND END |  | HUB NOMINAL DIAMETER | 1.150 INCHES FIRST END |  | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |  | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 1.4286 INCHES NOMINAL |  | MATERIAL | STEEL COMP E9310 OVERALL |  | MOUNTING HOLE NOMINAL DIAMETER | 0.172 INCHES TRANSVERSELY THROUGH HUB FIRST END |  | MOUNTING HOLE TYPE AND QUANTITY | 1 PLAIN AXIALLY THROUGH BODY FIRST END |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.098 INCHES SECOND END |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.495 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 1.586 INCHES |  | NOMINAL OVERALL LENGTH | 0.844 INCHES |  | PRESSURE ANGLE | 25.0000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUBS |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |  | SURFACE TREATMENT | OXIDE OVERALL |  | TEETH QUANTITY | 20 |  | TOOTH FORM | STANDARD |   
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