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		                        | National Stock Number:
 3020-00-678-7044
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 006787044
 
 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:
 
 | 8350983 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | 
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 Techincal Specification:
 
 | BODY RECESS NOMINAL DEPTH | 2.572 INCHES SECOND END |  | BODY STYLE | WEBBED, OFFSET, SOLID |  | BORE NOMINAL DIAMETER | 5.410 INCHES BOTH ENDS |  | BORE STYLE | INVOLUTE SPLINE BOTH ENDS |  | FACE NOMINAL WIDTH | 4.200 INCHES |  | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM  AND 36.0 ROCKWELL C MAXIMUM OVERALL |  | HUB NOMINAL DIAMETER | 6.250 INCHES FIRST END |  | HUB STYLE DESIGNATOR | PLAIN FIRST END |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 15.0000 INCHES NOMINAL |  | MATERIAL | STEEL COMP 4140 OVERALL |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.610 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 15.300 INCHES |  | NOMINAL OVERALL LENGTH | 4.510 INCHES |  | PRESSURE ANGLE | 10.0000 DEGREES |  | SPLINE PITCH DIAMETER | 2.0000 INCHES NOMINAL BOTH ENDS |  | SPLINE QUANTITY | 19 BOTH ENDS |  | STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |  | TEETH QUANTITY | 75 |  | TOOTH FORM | SPECIAL | 
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