Electromechanical switches for use in electrical and electronic equipment - Part 1: Generic specification (IEC 61020-1:2019); German version EN IEC 61020-1:2019
Edition 2020-03

Prevailing torque type - All-metal hexagon nuts with flange (ISO 7044:1997, modified); German version EN 1664:1997
Edition 1998-02

Hexagon nuts with flange (ISO/DIS 4161:1996, modified); German version EN 1661:1997
Edition 1998-02

Prevailing torque type all hexagon nuts with flange, with metric fine pitch thread (ISO 12126:1997, modified); German version EN 1667:1997
Edition 1998-02

Prevailing torque type hexagon nuts with flange (with non-metallic insert), with metric fine pitch thread (ISO 12125:1997, modified); German version EN 1666:1997
Edition 1998-02

Prevailing torque type hexagon nuts with flange (with non-metallic insert) (ISO 7043:1997, modified); German version EN 1663:1997
Edition 1998-02

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
Edition 1995-11

Aerospace series - Nuts, bihexagonal, self-locking, in heat resisting steel FE-PA92HT (A286), silver plated - Classification: 1100 MPa (at ambient temperature)/650 °C; German version EN 2907:1995
Edition 1995-11

Aerospace series - Nuts, anchor, self-locking, floating, two lug, incremental counterbore, in alloy steel, cadmium plated, MoS₂ lubricated - Classification: 900 MPa (at ambient temperature)/235 °C; German version EN 2264:1996
Edition 1996-09

Industrial systems, installations and equipment and industrial products - Structuring principles and reference designations - Part 2: Classification of objects and codes for classes (IEC 81346-2:2019); German version EN IEC 81346-2:2019
Edition 2020-10