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Aerospace series. Nuts, hexagon, self-locking in steel, cadmium plated, MoS2 lubricated. Classification- 1100 MPa (at ambient temperature) / 235°C. Original standard UNE-EN 3626-2006 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series. Screws, reduced pan head, offset cruciform recess, relieved shank, long thread, in heat resisting steel FE-PA92HT (A286), silver plated. Classification- 900 MPa/650°C. Original standard UNE-EN 3636-2008 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series - Nuts, self-locking, bi-hexagonal (double reduced), in heat resisting nickel base alloy - NI-P101HT (Waspaloy), silver plated, Classification- 1210 MPa/730 °C. Original standard UNE-EN 3637-2008 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 3637-2023

Aerospace series - Connectors, electrical, circular, scoop-proof, triple start threaded coupling, operating temperature 175 °C or 200 °C continuous - Part 001- Technical specification. Original standard UNE-EN 3645-001-2019 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 3645-001-2022

Aerospace series - Connectors, electrical, circular, bayonet coupling, operating temperature 175 °C or 200 °C continuous Part 002- Specification of performance and contact arrangements. Original standard UNE-EN 3646-002-2007 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 3646-002-2026

Aerospace series - Connectors, electrical, circular, bayonet coupling, operating temperature 175 °C or 200 °C continuous - Part 006- Receptacle, hermetic, jam-nut mounting - Product standard. Original standard UNE-EN 3646-006-2018 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 3646-006-2026