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		                        | National Stock Number:
 3020-00-447-9939
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 004479939
 
 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:
 
 | 407058REVA | 27965 | PARISI ASSOCIATES LLC | 
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 Techincal Specification:
 
 | ATTACHMENT METHOD | MOUNTING HOLE |  | BOLT HOLE CIRCLE NOMINAL DIAMETER | 2.500 INCHES AXIALLY THROUGH BODY FIRST END |  | BORE NOMINAL DIAMETER | 0.250 INCHES BOTH ENDS |  | BORE STYLE | PLAIN BOTH ENDS |  | FACE NOMINAL WIDTH | 0.250 INCHES |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQS-763,COND A FED SPEC SINGLE MATERIAL RESPONSE HUB |  | MATERIAL | PLASTIC PHENOLIC BODY |  | MATERIAL | STEEL COMP 303 HUB |  | PITCH DIAMETER | 6.3125 INCHES NOMINAL |  | MOUNTING HOLE NOMINAL DIAMETER | 0.125 INCHES AXIALLY THROUGH BODY FIRST END |  | MOUNTING HOLE TYPE AND QUANTITY | 4 PLAIN AXIALLY THROUGH BODY FIRST END |  | NOMINAL OUTSIDE DIAMETER | 6.374 INCHES |  | PRESSURE ANGLE | 20.0000 DEGREES |  | SURFACE TREATMENT | PASSIVATE HUB |  | TEETH QUANTITY | 202 |  | TOOTH FORM | STANDARD | 
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