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		                        | National Stock Number:
 3020-00-510-6445
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 005106445
 
 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:
 
 | 8512150 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | 
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 Techincal Specification:
 
 | ATTACHMENT METHOD | MOUNTING HOLE |  | BODY STYLE | PLAIN, SOLID |  | FACE NOMINAL WIDTH | 0.188 INCHES |  | HUB NOMINAL DIAMETER | 0.250 INCHES SECOND END |  | HUB NOMINAL DIAMETER | 0.375 INCHES FIRST END |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS416 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 0.5416 INCHES NOMINAL |  | MATERIAL | STEEL COMP 416 OVERALL |  | MOUNTING HOLE THREAD QUANTITY PER INCH | 32 TRANSVERSELY THROUGH HUB FIRST END |  | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END |  | MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB FIRST END |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.031 INCHES SECOND END |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.234 INCHES FIRST END |  | NOMINAL OVERALL LENGTH | 0.453 INCHES |  | PRECISION CLASSIFICATION | QUALITY NUMBER 8 |  | PRESSURE ANGLE | 20.0000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUBS |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | TEETH QUANTITY | 26 |  | TOOTH FORM | STANDARD | 
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