DS EN 3728:2008
DS EN 3728:2008 Aerospace Series - Shaft-Nuts, Self-Locking, Left-Hand Thread, In Heat Resisting Steel Fe-Pa92ht (A286), Silver Plated Defines the characteristics of self-locking shaft-nuts, with left-hand threads, in FE-PA92HT, silver plated, chiefly used for axial location of bearing inner rings on shafts.