MJ-8-M12 Barb 8mm ture thread 12mm only connector|MJ-8-M12|Intubation to male thread
DIN 65438 - 1993Aerospace; Bihexagonal Head Bolts, Close Tolerance, With Mj- thread, Short Thread Length, In Titanium Alloy; Nominal Tensile Strength 1100 Mpa, For Temperatures Up To 315 °c
ISO 965-1 Aerospace Standard MJ Thread Dimensions & Specifications