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		                             National Stock Number: 5305-01-430-4701
  Federal Supply Class: 5305
  National Item Identification Number: 014304701
  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:
 | 211042497 | 43689 | HUNTINGTON INGALLS INC |  | 211042497 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | 593-6405216 FIND 127 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | 6405216 FIND 127 | 53711 | NAVAL SEA SYSTEMS COMMAND |  | MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |  | 211042497 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |  | MIL-S-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |   
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  Techincal Specification:
 | THREAD SERIES DESIGNATOR | UNRC |  | NOMINAL THREAD DIAMETER | 0.438 INCHES |  | THREAD QUANTITY PER INCH | 14 |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 1.380 INCHES MINIMUM |  | FASTENER LENGTH | 1.500 INCHES NOMINAL |  | MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURE |   | NICKEL ALLOY 400 FASTENER |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 CL A FED SPEC SINGLE MATERIAL RESPONSE FASTENER |  | HARDNESS RATING | 80.0 ROCKWELL B MINIMUM FASTENER |  | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |  | MINIMUM YIELD STRENGTH | 40000 POUNDS PER SQUARE INCH |  | HEAD STYLE | FLAT CHAMFER |  | HEAD DIAMETER | 0.642 INCHES MINIMUM AND |   | 0.656 INCHES MAXIMUM |  | HEAD HEIGHT | 0.430 INCHES MINIMUM AND |   | 0.438 INCHES MAXIMUM |  | INTERNAL DRIVE STYLE | HEXAGON |  | WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL |  | LOCKING FEATURE | PATCH OR |   | PELLET OR |   | STRIP THREADS |  | NONDEFINITIVE SPEC/STD DATA | 2 TYPE |  | SPEC/STD CONTROLLING DATA |  |  | MANUFACTURERS CODE | 81349 |  | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-DTL-1222 |   
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