This part is a kind of semiconductor called NASM35206.
Function of this product has NASM35206.
Manufacturers : AIA
Image and pinout :

Some of the text within the PDF file :
Aerospace Industries Association NATIONAL AEROSPACE STANDARD @COWRIGHT 2004 AEROSPACE INDUSTRIES ASSOCUTION OF AMERICA. INC. ALL RIGHTS RESERVED FED SUP CLASS / r nI tr ØD i 5305 U TABLI NOMINAL SIZE THREADS PER INCH UNC-2A OD BODY 0A HEAD H HEAD HEIGHT 1. asst NUMBER! .112 40 ,1120 .O925 .2190 .2050 .O800 .O700 ,0100 .O1 70 .O86 56 .O860 .O717 .1670 .1550 .O620 .O530 .o1O0 .O130 220 ~ .190 24 .1900 ,1586 .3730 .3570 .1330 .1220 ,0200 ,0290 1,050 DASH NUMBER .250 20 .2500 ,2127 .4920 .4730 .1750 .1620 ,0350 ,0380 1,900 DASH NUMBER ,3125 18 .3125 ,2712 ,6150 5940 ,2180 ,2030 ,0400 ,0470 3,140 DASH NUMBER .375 16 ,3750 .3287 .7400 .7160 ,2610 .2440 ,0400 .0560 4,650 DASH rlUMBER MAX MIN MAX MIN MAX MIN MIN P HEAD RADIUS R FILLET RADIUS TENSILE STRENGTH, LBS-MIN MAX 2/ 3 [ ... ]
NASM35206 PDF Datasheet Download
