DS EN 3005:2005 Aerospace Series - Nuts, Self-Locking, Mj Threads, In Heat Resisting Nickel Base Alloy Ni-Ph1302 (Waspalloy), Silver Plated Or Uncoated - Classification: 1210 Mpa (At Ambient Temperature)/730 Degrees C - Technical Specification Defines the characteristics, qualification and acceptance requirements for self-locking nuts with MJ threads in NI-PH1302, silver plated or uncoated for aerospace applications.