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		                        | National Stock Number:
 3020-00-334-2090
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 003342090
 
 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:
 
 | 231523-10 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |  | 265858PC2 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |  | 268585PC2 | 08092 | DEPARTMENT OF THE NAVY NAVAL SURFACE WARFARE CENTER CRANE DETACHMENT |  | 268585PC2 | 08KE6 | NAVSURFWARCEN DET PICATINNY |  | 268585PC2 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | 
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 Techincal Specification:
 
 | BODY STYLE | WEBBED, OFFSET, SOLID |  | BORE NOMINAL DIAMETER | 2.338 INCHES BOTH ENDS |  | BORE STYLE | STRAIGHT SPLINE BOTH ENDS |  | COUNTERBORE NOMINAL DEPTH | 1.0000 INCHES FIRST END |  | FACE NOMINAL WIDTH | 3.688 INCHES |  | HARDNESS RATING | 210.0 BRINELL STANDARD MINIMUM  AND 255.0 BRINELL STANDARD MAXIMUM OVERALL |  | HUB NOMINAL DIAMETER | 4.000 INCHES FIRST END |  | HUB NOMINAL DIAMETER | 4.000 INCHES SECOND END |  | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |  | PITCH DIAMETER | 7.4520 INCHES NOMINAL |  | MATERIAL | STEEL OVERALL |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.500 INCHES FIRST END |  | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.813 INCHES FIRST END |  | NOMINAL OVERALL LENGTH | 4.188 INCHES |  | NOMINAL OUTSIDE DIAMETER | 7.7420 INCHES |  | SPLINE QUANTITY | 6 BOTH ENDS |  | STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUB |  | TEETH QUANTITY | 51 |  | TEETH TYPE | SINGLE HELIX |  | TOOTH FORM | STANDARD |  | TOOTH DIRECTION | LEFT | 
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