This part is a kind of semiconductor called MS27039.

Function of this product has Pan Head / Structural Screws / Phillips Drive.

Manufacturers : Genuine Aircraft Hardware

Image and pinout :

Some of the text within the PDF file :

Genuine Aircraft Hardware Co. Pan Head, Structural Screws, Phillips Drive MS27039 Series ORDER BY MS27039 NUMBERS Last two numbers ( xx ) are the same for both. Old NAS Part # NAS220 - ( xx ) NAS221 - ( xx ) NAS222 - ( xx ) MS27039 - 08 ( xx ) MS27039 - 1- ( xx ) MS27039 - 4- ( xx ) New MS Part # TENSILE STRENGTH, 125,000 PSI. (Minimum), Head Marking ( - ) for Alloy steel, ( C ) for Corrosion resistant steel “A286” MS27039 - (SIZE) = ALLOY STEEL PARTS ARE PLATED, CADMIUM II (GOLD IN APPEARANCE) MS27039C (SIZE) = CORROSION RESISTANT STEEL, PARTS ARE UNPLATED Supersedes NAS220 - NAS222 SEE THE CHART Example of Part Numbers: MS27039 - 0809 = 8-32 Threads, .594 Overall length under the head, .094 grip length. Alloy steel, Cadmium II plating MS27039C0809 = 8-32 Threads, .594 Overall [ ... ]

MS27039 PDF Datasheet Download