DS EN 4069:1996
DS EN 4069:1996 Aerospace Series - Nuts, Hexagon, Plain, Reduced Height, Reduced Across Flats, In Heat Resisting Steel, Passivated - Classification: 600 Mpa (At Ambient Temperature)/650 Degrees C Defines the characteristics of hexagon plain nuts, reduced height, reduced across flats, in heat resisting steel, passivated.