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		                             National Stock Number: 3020-00-517-3249
  Federal Supply Class: 3020
  National Item Identification Number: 005173249
  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:
 | 206-401 | 92755 | NORTHROP GRUMMAN SYSTEMS CORP |  | 51281 | 01843 | AMBAC INTERNATIONAL CORPORATION |  | 979-1B445 | 00607 | GAP INSTRUMENT CORP |  | 979-1B445 | 07CR8 | ADVANCED LOGIC RESOURCES INC |  | R11236 | 77885 | SEEBURG CORP THE SEEBURG PRODUCTS DIV |  | B21337 | 92208 | LITTON SYSTEMS INC ITEK OPTICAL SYSTEMS DIV |   
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  Techincal Specification:
 | BODY STYLE | WEBBED, OFFSET, SOLID |  | BORE NOMINAL DIAMETER | 0.3123 INCHES BOTH ENDS |  | BORE STYLE | PLAIN BOTH ENDS |  | FACE NOMINAL WIDTH | 0.188 INCHES |  | HELIX ANGLE | 3.5832 DEGREES |  | HUB NOMINAL DIAMETER | 0.500 INCHES FIRST END |  | HUB STYLE DESIGNATOR | PLAIN FIRST END |  | MATERIAL DOCUMENT AND CLASSIFICATION | NAVAL,MIL-B-994 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | MATERIAL | COPPER ALLOY OVERALL |  | PITCH DIAMETER | 1.8750 INCHES NOMINAL |  | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.062 INCHES FIRST END |  | NOMINAL OUTSIDE DIAMETER | 1.9170 INCHES |  | PRESSURE ANGLE | 14.5000 DEGREES |  | STYLE DESIGNATOR | PROTRUDING HUB |  | TEETH QUANTITY | 90 |  | TEETH TYPE | SINGLE HELIX |  | TOOTH DIRECTION | RIGHT |  | TOOTH FORM | STANDARD |   
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