BS EN 4309:2016 Aerospace series. Nuts, hexagon, self-locking by plastic ring, normal height, normal across flats, in alloy steel, cadmium plated. Classification: 900 MPa (at ambient temperature) / 120 C
EN 2133 Aerospace series - Cadmium plating of steels with specified tensile strength ≤ 1450 MPa, copper, copper alloys and nickel alloys*, 2020-11-30 Update
EN 2424 Aerospace series - Marking of aerospace products
EN 9100 Quality Management Systems - Requirements for Aviation, Space and Defense Organizations
EN 9133 Aerospace series - Quality Management Systems - Qualification Procedure for Aerospace Standard Products*, 2018-06-01 Update
ISO 5855-2 Aerospace - MJ threads - Part 2: Limit dimensions for bolts and nuts
ISO 5858 Aerospace - Nuts, self-locking, with maximum operating temperature less than or equal to 425 °C - Procurement specification
ISO 8788 Aerospace — Nuts, metric — Tolerances of form and position*, 2023-12-24 Update
TR 3823 Aerospace Series Materials for Plain@ Slotted and Self-Locking by Plastic Ring Hexagonal Nuts (Edition 2)
BS EN 4309:2016 history
2017BS EN 4309:2016 Aerospace series. Nuts, hexagon, self-locking by plastic ring, normal height, normal across flats, in alloy steel, cadmium plated. Classification: 900 MPa (at ambient temperature) / 120 C