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		                        | National Stock Number:
 3020-01-079-3391
 
 Federal Supply Class:
 3020
 
 National Item Identification Number:
 010793391
 
 Description:
 GEAR,SPUR
 
 Detail:
 A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.
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 Manufacturer Information:
 
 | 144497 | 09205 | LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV |  | 144497 | 33596 | TRI-AEROTECH INC |  | 144497REVB | 09205 | LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV | 
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 Techincal Specification:
 
 | ATTACHMENT METHOD | MOUNTING HOLE |  | BODY STYLE | PLAIN, SOLID |  | BOLT HOLE CIRCLE NOMINAL DIAMETER | 7.090 INCHES AXIALLY THROUGH BODY, FIRST END |  | BORE NOMINAL DIAMETER | 6.125 INCHES COUNTER BORE, SECOND END |  | BORE STYLE | W/COUNTERBORE COUNTER BORE, SECOND END |  | COUNTERBORE NOMINAL DEPTH | 0.130 INCHES COUNTER BORE, SECOND END |  | COUNTERBORE NOMINAL DIAMETER | 7.500 INCHES COUNTER BORE, SECOND END |  | FACE NOMINAL WIDTH | 0.600 INCHES |  | FEATURES PROVIDED | CASEHARDENED |  | III MATERIAL | STEEL OVERALL |  | PITCH DIAMETER | 9.0000 INCHES NOMINAL |  | PRESSURE ANGLE | 20.0000 DEGREES |  | PROPRIETARY CHARACTERISTICS | PACS |  | MOUNTING HOLE NOMINAL DIAMETER | 0.270 INCHES AXIALLY THROUGH BODY, FIRST END |  | MOUNTING HOLE TYPE AND QUANTITY | 13 COUNTERBORED AXIALLY THROUGH BODY, FIRST END |  | NOMINAL OUTSIDE DIAMETER | 9.160 INCHES |  | SPECIAL FEATURES | 7 HOLES UNEVENLY SPACED ARE ON A BOLT CIRCLE DIA OF 6.940 IN. AND 6 HOLES UNEVENLY SPACED ARE ON A BOLT CIRCLE DIA OF 8.124 IN.,ALSO 2 TEETH ARE MODIFIED AND 10 TEETH HAVE BEEN DELETED |  | STYLE DESIGNATOR | HUBLESS |  | SURFACE TREATMENT | PHOSPHATE OVERALL |  | TEETH QUANTITY | 90 |  | TOOTH FORM | STUB | 
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