DIN EN 2869 : 2010 Title: Aerospace series - Nuts, hexagonal, slotted/castellated, normal height, normal across flats, in heat resisting steel, passivated - Classification: 1100 MPa (at ambient temperature)/650 °C; German and English version EN 2869:2009 Year: 2010 Publisher: DIN Media GmbH Availability: Within 1-2 working days