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		                        | National Stock Number:
 5305-14-278-5566
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 142785566
 
 Description:
 SCREW,CAP,HEXAGON HEAD
 
 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:
 
 | 22125BC050018L | F0111 | BUREAU NORMALISATION AERONAUTIQUEESPACE |  | 22125BC050018L | F0189 | MESSIER-DOWTY SA |  | 412180 | F0302 | SAFRAN TRANSMISSION SYSTEMS |  | 22125BC050018L | F1236 | PREAULT TECHNOLOGIES |  | 22125BC050018L | F6760 | DEMAT SA |  | 22125BC050018L | F7411 | MECAERO ARCONIC FASTENING SYSTEMS AND RINGS TOULOUSE |  | L22125-50-18BCL | F0111 | BUREAU NORMALISATION AERONAUTIQUEESPACE |  | 9801051814 | F0228 | SAFRAN HELICOPTER ENGINES |  | NFL22-125-BC-050-018-L | F0542 | INDRAERO SIREN |  | 412180 | F6137 | SAFRAN LANDING SYSTEMS | 
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 Techincal Specification:
 
 | EXTERNAL THREAD TOLERANCE CLASS | 4H |  | FASTENER LENGTH | 18.0 MILLIMETERS NOMINAL |  | HEAD HEIGHT | 3.0 MILLIMETERS NOMINAL |  | HEAD STYLE | HEXAGON |  | MATERIAL DOCUMENT AND CLASSIFICATION | F3025 AIR 9160C MIL STD SINGLE MATERIAL RESPONSE OVERALL |  | MATERIAL | STEEL COMP 35NC6 OVERALL |  | MINIMUM TENSILE STRENGTH | 880 MEGAPASCALS |  | MINIMUM YIELD STRENGTH | 740 MEGAPASCALS |  | NOMINAL THREAD DIAMETER | 5.0 MILLIMETERS |  | WIDTH BETWEEN FLATS | 8.0 MILLIMETERS NOMINAL |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NF L 09-753 CODE L NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL |  | SURFACE TREATMENT | CADMIUM  AND CHROMATE OVERALL |  | TEST DATA DOCUMENT | F3025-AIR 9173 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 14.0 MILLIMETERS NOMINAL |  | THREAD SERIES DESIGNATOR | ISO M |  | THREAD PITCH IN MILLIMETERS | 0.8 | 
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