EN 2424 Aerospace series - Marking of aerospace products
EN 2786 Aerospace series - Electrolytic silver plating of fasteners
EN 4047 Aerospace series - Nuts, self-locking, MJ threads, in heat resisting nickel base alloy, NI-PH2601 (Inconel 718), silver plated - Classification: 1550 MPa (at ambient temperature)/600 °C - Technical specification*, 2023-12-23 Update
ISO 5855-2 Aerospace - MJ threads - Part 2: Limit dimensions for bolts and nuts
BS EN 4123:2018 history
2018BS EN 4123:2018 Aerospace series. Shank nuts, self-locking, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), silver plated on thread. Classification: 1 550 MPa (at ambient temperature) / 600 $0DC
2004BS EN 4123:2004 Aerospace series - Shank nuts, self-locking, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), silver plated on thread - Classification - 1 550 MPa (at ambient temperature) / 600 °C
2003BS EN 4123:2003 Aerospace series - Shank nuts, self-locking, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), silver plated on thread - Classification: 1550 MPa (at ambient temperature)/600 °C