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		                        | National Stock Number:
 3020-00-230-2647
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 002302647
 
 Description:
 GEAR,WORM WHEEL
 
 Detail:
 A GEAR, CYLINDRICAL IN FORM, WITH SPIRAL TEETH DESIGNED TO MESH WITH THE THREAD FORMS OF A GEAR (1), WORM. SEE ALSO GEAR, ANTIBACKLASH, WORM WHEEL.
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 Manufacturer Information:
 
 | SK1805-4 | 18740 | YALE INDUSTRIAL PRODUCTS, INC. | 
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 Techincal Specification:
 
 | BODY STYLE | PLAIN, SOLID |  | BORE NOMINAL DIAMETER | 1.255 INCHES BOTH ENDS |  | BORE STYLE | PLAIN BOTH ENDS |  | FACE NOMINAL WIDTH | 1.438 INCHES |  | FACE TYPE | CONCAVE |  | HELIX ANGLE | 19.9831 DEGREES |  | HUB NOMINAL DIAMETER | 1.879 INCHES BOTH ENDS |  | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS |  | MATERIAL | COPPER ALLOY OVERALL |  | PITCH DIAMETER | 3.0000 INCHES NOMINAL |  | MATING THREAD LEAD QUANTITY | 1 |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.281 INCHES BOTH ENDS |  | NOMINAL OUTSIDE DIAMETER | 3.375 INCHES |  | PRESSURE ANGLE | 20.0000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUBS |  | TEETH QUANTITY | 24 |  | THROAT NOMINAL RADIUS | 3.245 INCHES |  | TOOTH DIRECTION | RIGHT | 
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