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		                        | National Stock Number:
 3020-01-114-9716
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 011149716
 
 Description:
 GEAR,INTERNAL
 
 Detail:
 A GEAR WITH TEETH FORMED ON THE INNER SURFACE OF A CYLINDER OR CONE.
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 Manufacturer Information:
 
 | 145D0105-2 | 22907 | HELIGEAR ACQUISITION CO. |  | 145D0105-2 | 77272 | THE BOEING COMPANY |  | 145D0105-2 | 81996 | U S ARMY AVIATION AND MISSILE COMMAND | 
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 Techincal Specification:
 
 | ATTACHMENT METHOD | MOUNTING HOLE |  | BACKLASH DESIGNATION | GRADE A |  | BODY STYLE | PLAIN, WITH LIGHTENING HOLES |  | PITCH DIAMETER | 22.3158 INCHES NOMINAL |  | MATERIAL | STEEL CORROSION RESISTING OVERALL |  | PRESSURE ANGLE | 25.0000 DEGREES |  | SPECIAL FEATURES | SECOND FLANGE 0.375 IN. THK IS LOCATED 3.324 IN. FROM FIRST FLANGE |  | STYLE DESIGNATOR | FLANGED RING |  | SURFACE TREATMENT | OXIDE OVERALL |  | TEETH QUANTITY | 106 |  | TEETH TYPE | SPUR |  | TOOTH DIRECTION | RIGHT |  | TOOTH FORM | STANDARD | 
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