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		                        | National Stock Number:
 3020-00-737-7495
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 007377495
 
 Description:
 GEAR,HELICAL
 
 Detail:
 A GEAR, CYLINDRICAL IN FORM, WITH TEETH ON THE OUTER SURFACE AT AN ANGLE TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, HELICAL:
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 Manufacturer Information:
 
 | 3TF321A | 62265 | VOLVO TRUCKS NORTH AMERICA INC. DBA FOREIGN PARENT IS VOLVO LASTVAGNAR AB GOTEBORG SWEDEN. |  | 427130 | 65282 | WHITE MOTOR CORP |  | 7377495 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | 
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 Techincal Specification:
 
 | BODY STYLE | WEBBED, WITH LIGHTENING HOLES |  | BORE NOMINAL DIAMETER | 2.349 INCHES BOTH ENDS |  | BORE STYLE | W/ KEYWAY BOTH ENDS |  | FACE NOMINAL WIDTH | 1.188 INCHES |  | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM  AND 62.0 ROCKWELL C MAXIMUM OVERALL |  | HELIX ANGLE | 24.6200 DEGREES |  | HUB NOMINAL DIAMETER | 3.000 INCHES FIRST END |  | HUB NOMINAL DIAMETER | 3.000 INCHES SECOND END |  | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |  | KEYWAY NOMINAL WIDTH | 0.498 INCHES BOTH ENDS |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624,COMP 4320 FED SPEC 1ST MATERIAL RESPONSE  OR QQ-S-624,COMP 8620H FED SPEC 2ND MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 6.7835 INCHES NOMINAL |  | MATERIAL | STEEL COMP 4320  OR STEEL COMP 8620H OVERALL |  | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 1.382 INCHES BOTH ENDS |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.813 INCHES FIRST END |  | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.094 INCHES SECOND END |  | NOMINAL OVERALL LENGTH | 1.999 INCHES |  | NOMINAL OUTSIDE DIAMETER | 7.114 INCHES |  | PRESSURE ANGLE | 20.0000 DEGREES |  | STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUB |  | TEETH QUANTITY | 37 |  | TEETH TYPE | SINGLE HELIX |  | TOOTH FORM | STANDARD |  | TOOTH DIRECTION | LEFT | 
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