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		                             National Stock Number: 5305-01-486-3351
  Federal Supply Class: 5305
  National Item Identification Number: 014863351
  Description: SCREW,CAP,SOCKET HEAD
  Detail: An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE. 
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  Manufacturer Information:
 | 3/8-16UNC-3AX0.62 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |  | 6853526 ITEM NO 39 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | FF-S-86 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |   
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  Techincal Specification:
 | FASTENER LENGTH | 0.620 INCHES NOMINAL |  | HEAD DIAMETER | 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |  | HEAD HEIGHT | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |  | HEAD STYLE | FLAT FILLISTER |  | INTERNAL DRIVE STYLE | HEXAGON |  | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F468,GRADE 32 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | MATERIAL | TITANIUM ALLOY OVERALL |  | PROPRIETARY CHARACTERISTICS | PACS |  | NOMINAL THREAD DIAMETER | 0.375 INCHES |  | SPECIAL FEATURES | SELFLOCKING (NYLOK):SPECIAL COATING-TI0DIZE IV |  | WIDTH ACROSS FLATS | 0.312 INCHES NOMINAL |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.620 INCHES NOMINAL |  | THREAD QUANTITY PER INCH | 16 |  | THREAD SERIES DESIGNATOR | UNC |   
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