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		                        | National Stock Number:
 3020-00-565-8873
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 005658873
 
 Description:
 GEAR,BEVEL
 
 Detail:
 A gear in the form of a frustum of a cone, with straight, skewed, or curved teeth, cut on the external face. See also GEAR, ANTIBACKLASH, BEVEL.
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 Manufacturer Information:
 
 | GR1531-1 | 18187 | ROBBINS AND MYERS INC POWER TRANSMISSION DIV |  | GR1531-1 | 80249 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. |  | GR1531-1REVA | 80249 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. | 
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 Techincal Specification:
 
 | ATTACHMENT METHOD | MOUNTING HOLE |  | BODY STYLE | PLAIN, SOLID |  | BORE NOMINAL DIAMETER | 0.188 INCHES BOTH ENDS |  | BORE STYLE | PLAIN BOTH ENDS |  | FACE NOMINAL WIDTH | 0.125 INCHES |  | HUB NOMINAL DIAMETER | 0.438 INCHES SECOND END |  | HUB STYLE DESIGNATOR | PINNED FIRST END |  | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-853 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |  | PITCH ANGLE | 45.0000 DEGREES |  | PITCH DIAMETER | 0.5000 INCHES NOMINAL |  | MATERIAL | STEEL OVERALL |  | MOUNTING HOLE NOMINAL THREAD SIZE | 0.138 INCHES AXIALLY THROUGH BODY FIRST END |  | MOUNTING HOLE THREAD QUANTITY PER INCH | 32 AXIALLY THROUGH BODY FIRST END |  | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH BODY FIRST END |  | MOUNTING HOLE TYPE AND QUANTITY | 2 THREADED AXIALLY THROUGH BODY FIRST END |  | NOMINAL OUTSIDE DIAMETER | 0.543 INCHES |  | PRESSURE ANGLE | 20.0000 DEGREES |  | SPECIAL FEATURES | HUB END AND GEAR FACE 120 DEG APART |  | STYLE DESIGNATOR | PERIPHERAL FACE, BACK HUB PROTRUDING |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | TEETH QUANTITY | 16 | 
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