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		                             National Stock Number: 5305-01-412-1449
  Federal Supply Class: 5305
  National Item Identification Number: 014121449
  Description: SCREW,ASSEMBLED WASHER
  Detail: A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s). 
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  Manufacturer Information:
 | NAS720B4-3 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |   
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  Techincal Specification:
 | THREAD SERIES DESIGNATOR | UNC |  | NOMINAL THREAD DIAMETER | 0.112 INCHES |  | THREAD QUANTITY PER INCH | 40 |  | THREAD CLASS | 2A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.107 INCHES NOMINAL |  | FASTENER LENGTH | 0.188 INCHES NOMINAL |  | MATERIAL | COPPER ALLOY OVERALL |  | SURFACE TREATMENT | TIN OVERALL |  | HEAD STYLE | PAN NO. 2 |  | HEAD DIAMETER | 0.205 INCHES MINIMUM AND |   | 0.219 INCHES MAXIMUM |  | HEAD HEIGHT | 0.058 INCHES MINIMUM AND |   | 0.068 INCHES MAXIMUM |  | INTERNAL DRIVE STYLE | SLOT |  | WASHER QUANTITY | 2 |  | PRIMARY WASHER STYLE | SPLIT HELICAL RING |  | PRIMARY WASHER OUTSIDE DIAMETER | 0.209 INCHES MINIMUM |  | PRIMARY WASHER MATERIAL THICKNESS | 0.025 INCHES NOMINAL |  | SECONDARY WASHER RELATIONSHIP TO PRIMARY WASHER | NOT IDENTICAL |  | SECONDARY WASHER STYLE | FLAT |  | SECONDARY WASHER OUTSIDE DIAMETER | 0.213 INCHES MINIMUM AND |   | 0.223 INCHES MAXIMUM |  | SECONDARY WASHER MATERIAL THICKNESS | 0.013 INCHES MINIMUM AND |   | 0.019 INCHES MAXIMUM |  | SPECIFICATION/STANDARD DATA | 80205-NAS720 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |   
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