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		                        | National Stock Number:
 3020-00-735-2020
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 007352020
 
 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:
 
 | 226040 | 44674 | THE OILGEAR COMPANY |  | 7352020 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | 
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 Techincal Specification:
 
 | BODY STYLE | PLAIN, SOLID |  | BORE NOMINAL DIAMETER | 0.875 INCHES BOTH ENDS |  | BORE STYLE | W/ 2 KEYWAYS BOTH ENDS |  | FACE NOMINAL WIDTH | 0.749 INCHES |  | HARDNESS RATING | 47.0 ROCKWELL C MINIMUM  AND 55.0 ROCKWELL C MAXIMUM TEETH |  | HELIX ANGLE | 15.0000 DEGREES |  | KEYWAY NOMINAL WIDTH | 0.158 INCHES BOTH ENDS |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 1.6176 INCHES NOMINAL |  | MATERIAL | STEEL OVERALL |  | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.515 INCHES BOTH ENDS |  | NOMINAL OUTSIDE DIAMETER | 1.742 INCHES |  | PRESSURE ANGLE | 20.0000 DEGREES |  | STYLE DESIGNATOR | HUBLESS |  | SURFACE TREATMENT | OXIDE OVERALL |  | TEETH QUANTITY | 25 |  | TEETH TYPE | SINGLE HELIX |  | TOOTH DIRECTION | RIGHT |  | TOOTH FORM | SPECIAL | 
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