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		                        | National Stock Number:
 3020-00-332-3119
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 003323119
 
 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:
 
 | 152-31821 | 43999 | THE BOEING COMPANY | 
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 Techincal Specification:
 
 | BODY STYLE | PLAIN, SOLID |  | BORE NOMINAL DIAMETER | 0.875 INCHES BOTH ENDS |  | BORE STYLE | PLAIN BOTH ENDS |  | CLAMPING SURFACE NOMINAL LENGTH | 0.240 INCHES FIRST END |  | COUNTERBORE NOMINAL DIAMETER | 0.8750 INCHES SECOND END |  | COUNTERBORE NOMINAL DEPTH | 0.745 INCHES SECOND END |  | FACE TYPE | CONCAVE |  | FACE NOMINAL WIDTH | 0.625 INCHES |  | HELIX ANGLE | 7.0000 DEGREES |  | HUB NOMINAL DIAMETER | 1.250 INCHES FIRST END |  | HUB STYLE DESIGNATOR | SPLIT FIRST END |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | PITCH DIAMETER | 1.1980 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM |  | MATERIAL | STEEL OVERALL |  | MATING THREAD LEAD QUANTITY | 1 |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.245 INCHES FIRST END |  | NOMINAL OVERALL LENGTH | 1.682 INCHES |  | NOMINAL OUTSIDE DIAMETER | 2.285 INCHES |  | PRESSURE ANGLE | 14.5000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUB |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | TEETH QUANTITY | 24 |  | THROAT NOMINAL RADIUS | 0.230 INCHES |  | TOOTH DIRECTION | RIGHT | 
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