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		                        | National Stock Number:
 3020-00-575-1278
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 005751278
 
 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:
 
 | 1349402-20 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |  | L310004040 | 36090 | LOCKHEED MARTIN LIBRASCOPE CORP | 
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 Techincal Specification:
 
 | ATTACHMENT METHOD | MOUNTING HOLE |  | BODY STYLE | PLAIN, SOLID |  | BORE NOMINAL DIAMETER | 0.187 INCHES BOTH ENDS |  | FACE NOMINAL WIDTH | 0.125 INCHES |  | HUB NOMINAL DIAMETER | 0.370 INCHES FIRST END |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS416 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 0.4157 INCHES MINIMUM AND 0.4167 INCHES MAXIMUM |  | MATERIAL | STEEL COMP 416 OVERALL |  | MOUNTING HOLE THREAD QUANTITY PER INCH | 40 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 | 0.250 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 0.456 INCHES |  | NOMINAL OVERALL LENGTH | 0.370 INCHES |  | PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |  | PRESSURE ANGLE | 20.0000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUB |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | TEETH QUANTITY | 20 |  | TOOTH FORM | STANDARD | 
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