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		                             National Stock Number: 3020-00-945-5596
  Federal Supply Class: 3020
  National Item Identification Number: 009455596
  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:
 | 369A5114 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC |  | 369A5114 | 8V613 | THE BOEING COMPANY |   
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  Techincal Specification:
 | BODY RECESS NOMINAL DEPTH | 0.160 INCHES SECOND END |  | BODY STYLE | WEBBED, OFFSET, SOLID |  | BORE NOMINAL DIAMETER | 0.437 INCHES BOTH ENDS |  | BORE STYLE | W/ KEYWAY BOTH ENDS |  | FACE NOMINAL WIDTH | 0.250 INCHES |  | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM  AND 35.0 ROCKWELL C MAXIMUM HUB |  | HARDNESS RATING | 30.0 ROCKWELL C MAXIMUM  AND 35.0 ROCKWELL C MAXIMUM TEETH |  | HUB NOMINAL DIAMETER | 0.625 INCHES FIRST END |  | HUB STYLE DESIGNATOR | PLAIN FIRST END |  | KEYWAY NOMINAL WIDTH | 0.097 INCHES BOTH ENDS |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE  OR MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 1.7917 INCHES NOMINAL |  | MATERIAL | STEEL COMP 4340  OR STEEL COMP 4140 OVERALL |  | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.272 INCHES BOTH ENDS |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.376 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 1.913 INCHES |  | PRESSURE ANGLE | 20.0000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |  | TEETH QUANTITY | 43 |  | TOOTH FORM | STANDARD |   
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