DIN EN 3239 : 1995 Title: Aerospace series - Nuts, bihexagonal, self-locking, in heat resisting nickel base alloy NI-P101HT (Waspaloy), silver plated thread - Classification: 1210 MPa (at ambient temperature)/650 °C; German version EN 3239:1995 Year: 1995 Publisher: DIN Media GmbH Availability: Within 1-2 working days