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		                        | National Stock Number:
 3020-00-528-1725
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 005281725
 
 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:
 
 | 3211960 | 80064 | NAVAL SHIP SYSTEMS COMMAND |  | 63472 | 93235 | TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59 |  | A3211960 | 0BR59 | SIEMENS GOVERNMENT TECHNOLOGIES, INC. |  | A3211960 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION |  | A3211960 | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION |  | A3211960 | 93235 | TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59 |  | LA63472 | 0BR59 | SIEMENS GOVERNMENT TECHNOLOGIES, INC. |  | LH63611PC10-8 | 0BR59 | SIEMENS GOVERNMENT TECHNOLOGIES, INC. |  | LH63611PC10-8 | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION |  | LA63472 | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION |  | LA63472 | 93235 | TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59 |  | LH63611PC10-8 | 93235 | TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59 | 
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 Techincal Specification:
 
 | BODY STYLE | PLAIN, SOLID |  | BORE NOMINAL DIAMETER | 0.7502 INCHES BOTH ENDS |  | BORE STYLE | W/ KEYWAY BOTH ENDS |  | FACE NOMINAL WIDTH | 2.625 INCHES |  | HARDNESS RATING | 52.0 ROCKWELL C MINIMUM  AND 57.0 ROCKWELL C MAXIMUM OVERALL |  | HELIX ANGLE | 5.0000 DEGREES |  | KEYWAY NOMINAL WIDTH | 0.187 INCHES BOTH ENDS |  | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE  AND AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 2.0000 INCHES NOMINAL |  | MATERIAL | STEEL COMP 4140 OVERALL |  | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.4840 INCHES BOTH ENDS |  | NOMINAL OUTSIDE DIAMETER | 2.3960 INCHES |  | PRESSURE ANGLE | 30.0000 DEGREES |  | STYLE DESIGNATOR | HUBLESS |  | TEETH QUANTITY | 10 |  | TEETH TYPE | SINGLE HELIX |  | TOOTH DIRECTION | RIGHT |  | TOOTH FORM | STANDARD | 
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