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		                             National Stock Number: 5305-01-476-9831
  Federal Supply Class: 5305
  National Item Identification Number: 014769831
  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:
 | 0.188-18UNC-3AX 1.000IN.MONEL | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |  | 0.188-18UNC-3AX1.000IN. MONEL | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |  | 5795318 PART 26 | 43689 | HUNTINGTON INGALLS INC |  | FF-S-86 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |  | 0.312-18UNC-3AX1.000IN. MONEL | 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 | UNC |  | NOMINAL THREAD DIAMETER | 0.312 INCHES |  | THREAD QUANTITY PER INCH | 18 |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | FASTENER LENGTH | 1.000 INCHES MAXIMUM |  | MATERIAL | NICKEL ALLOY 400 OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CLASSA FED SPEC 1ST MATERIAL RESPONSE OVERALL |  | HEAD STYLE | FLAT CHAMFER |  | INTERNAL DRIVE STYLE | HEXAGON |  | LOCKING FEATURE | PELLET OR |   | STRIP OR |   | PATCH THREADS |  | SPEC/STD CONTROLLING DATA |  |  | MANUFACTURERS CODE | 81348 |  | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FF-S-86 |  | MANUFACTURERS CODE | 81349 |  | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | 0.312-18UNC-3AX1.000IN. MONEL |   
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