DIN EN 4118 : 2006 Title: Aerospace series - Nuts, bihexagonal, self-locking, in heat resisting steel FE-PA2601 (A286), silver plated on thread - Classification: 1100 MPa (at ambient temperature) / 650 °C; German and English version EN 4118:2004 Year: 2006 Publisher: DIN Media GmbH Availability: Within 1-2 working days