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		                        | National Stock Number:
 5305-14-344-6511
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 143446511
 
 Description:
 SCREW,MACHINE
 
 Detail:
 (ALL EXCEPT USA) A HEADED EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION MAY EXTEND ON PART OR WHOLE OF ITS SHANK. THE HEAD IS DESIGNED TO BE HELD OR DRIVEN WITH A TOOL. THE THREADED PORTION IS CYLINDRICAL AND ITS DIAMETER 1.6 MM OR MORE. FOR ITEMS WITH DIAMETERS BELOW 1.6 MM SEE SCREW, INSTRUMENT. THE ITEM IS DESIGNED TO BE DRIVEN IN A PREEXISTING MATING SCREWTHREAD OR TO ACCOMMODATE A NUT, INSURING ASSEMBLING OF PARTS, WITH THE PART OPPOSITE THE HEAD ACTING AS A NUT, OR INSURING A GRIP BETWEEN THE BEARING SURFACE OF ITS HEAD AND THAT OF A NUT SCREWED ON ITS END. THE THREADED END MAY HAVE A PILOT FOR EASIER DRIVING INTO A DRILLED HOLE. IF THE POINT IS DESIGNED TO PREVENT OR RESTRICT RELATIVE MOVEMENTS OF PARTS SEE SETSCREW. DO NOT USE IF A MORE SPECIFIC ITEM NAME APPLIES. IF THE ITEM IS FURNISHED WITH ATTACHMENTS SUCH AS NUT(S), WASHER(S), PIN(S), AND THE LIKE, SEE SCREW ASSEMBLY OR BOLT (AS MODIFIED).
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 Manufacturer Information:
 
 | 22259BC040012LE | F0111 | BUREAU NORMALISATION AERONAUTIQUEESPACE |  | 22259BC040012LE | F0188 | BLANC AERO INDUSTRIES - GROUPE LISIAEROSPACE |  | 22259BC040012LE | F0236 | SAINT CHAMOND GRANAT SA |  | 22259BC040012LE | F0434 | ALIGN AEROSPACE FRANCE SAS |  | 22259BC040012LE | F4871 | LEFEBVRE STE DES ANCIENS ETS PAUL SA |  | 22259BC040012LE | F6760 | DEMAT SA |  | L22259-40-12BCLE | F0111 | BUREAU NORMALISATION AERONAUTIQUEESPACE |  | 22259BC040012LE | F7411 | MECAERO ARCONIC FASTENING SYSTEMS AND RINGS TOULOUSE |  | 22259BC040012LE | FB011 | AERO STOCK | 
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 Techincal Specification:
 
 | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |  | EXTERNAL THREAD TOLERANCE CLASS | 4H |  | FASTENER LENGTH | 12.0 MILLIMETERS NOMINAL |  | HEAD DIAMETER | 8.0 MILLIMETERS NOMINAL |  | HEAD STYLE | FLAT COUNTERSUNK |  | INTERNAL DRIVE STYLE | CROSS RECESS TYPE II |  | MINIMUM TENSILE STRENGTH | 1080 MEGAPASCALS |  | NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS |  | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | F3025 AIR 9160C MIL STD SINGLE MATERIAL RESPONSE |  | SCREW MATERIAL | STEEL |  | SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE |  | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NF L 09-753 CODE LE NATIONAL SPEC SINGLE TREATMENT RESPONSE |  | TEST DATA DOCUMENT | F3025-AIR 9173 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 10.3 MILLIMETERS NOMINAL |  | THREAD SERIES DESIGNATOR | ISO M |  | THREAD PITCH IN MILLIMETERS | 0.7 | 
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