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		                        | National Stock Number:
 3020-00-745-7738
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 007457738
 
 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:
 
 | 2815007457738 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |  | 3030007457738 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |  | 5121815 | 71934 | GENERAL MOTORS CORP ROCHESTER PRODUCTS DIV |  | 5121815 | 72582 | ROLLS-ROYCE SOLUTIONS AMERICA INC |  | 5153270 | 72582 | ROLLS-ROYCE SOLUTIONS AMERICA INC |  | 5121815 | 97907 | TEREX CORP |  | K-5121815-D | 18954 | KORODY-COLYER CORP A CR INDUSTRIES CO |  | 5173322 | 72582 | ROLLS-ROYCE SOLUTIONS AMERICA INC |  | 5176458 | 72582 | ROLLS-ROYCE SOLUTIONS AMERICA INC | 
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 Techincal Specification:
 
 | BODY STYLE | WEBBED, OFFSET, WITH LIGHTENING HOLES |  | BORE NOMINAL DIAMETER | 1.187 INCHES BOTH ENDS |  | BORE STYLE | W/ KEYWAY BOTH ENDS |  | FACE NOMINAL WIDTH | 1.188 INCHES |  | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM  AND 32.0 ROCKWELL C MAXIMUM OVERALL |  | HELIX ANGLE | 19.0114 DEGREES |  | HUB NOMINAL DIAMETER | 2.187 INCHES FIRST END |  | HUB STYLE DESIGNATOR | PLAIN FIRST END |  | KEYWAY NOMINAL WIDTH | 0.252 INCHES BOTH ENDS |  | PITCH DIAMETER | 8.2500 INCHES NOMINAL |  | MATERIAL | STEEL OVERALL |  | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.717 INCHES BOTH ENDS |  | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.063 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 8.495 INCHES |  | PRESSURE ANGLE | 16.0000 DEGREES |  | STYLE DESIGNATOR | RECESSED HUB |  | TEETH QUANTITY | 78 |  | TEETH TYPE | SINGLE HELIX |  | TOOTH DIRECTION | RIGHT |  | TOOTH FORM | STANDARD | 
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