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		                        | National Stock Number:
 3020-00-210-1172
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 002101172
 
 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:
 
 | 731808 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |  | 731808PC3 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | 
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 Techincal Specification:
 
 | BODY STYLE | PLAIN, WITH LIGHTENING HOLES |  | BORE NOMINAL DIAMETER | 1.000 INCHES BOTH ENDS |  | BORE STYLE | W/COUNTERBORE BOTH ENDS |  | COUNTERBORE NOMINAL DIAMETER | 1.595 INCHES COUNTER BORE SECOND END |  | COUNTERBORE NOMINAL DIAMETER | 1.575 INCHES COUNTERBORE FIRST END |  | COUNTERBORE NOMINAL DEPTH | 0.110 INCHES COUNTER BORE SECOND END |  | COUNTERBORE NOMINAL DEPTH | 0.125 INCHES COUNTERBORE FIRST END |  | FACE NOMINAL WIDTH | 0.187 INCHES |  | PITCH DIAMETER | 3.5000 INCHES NOMINAL |  | MATERIAL | STEEL OVERALL |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.188 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 3.550 INCHES |  | PRESSURE ANGLE | 20.0000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUB |  | TEETH QUANTITY | 140 | 
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