DS EN 2809:2001
DS EN 2809:2001 Aerospace Series - Nuts, Hexagon, Slotted/Castellated, Reduced Height, Normal Across Flats, In Heat Resisting Steel, Silver Plated - Classification 900 Mpa (At Ambient Temperature)/650 Degrees C Defines the characteristics of hexagonal slotted/castellated nuts, reduced height, normal across flats, in heat resisting steel, silver plated.