This European Standard specifies characteristics of self-locking elliptical clinch nuts with MJ threads in FE-PA2601, MoS2 coated, for aerospace applications. Classification: 900 MPa 1) / 425 ° 2)
EN 4443:2012 Referenced Document
EN 2399 Aerospace series - Heat resisting steel FE-PA2601 (X4NiCrTiMoV26-15) - Rm Greater than or equal to 900 MPa - Bars for forged bolts - D less than or equal to 25 mm
EN 2424 Aerospace series - Marking of aerospace products
EN 2491 Aerospace series - Molybdenum disulphide dry lubricants - Coating methods
EN 3639 Aerospace series - Heat resisting alloy X6NiCrTiMoV26-15 (1.4980) - Softened and cold worked - Wires for forged fasteners - D ≤ 15 mm - 900 MPa ≤ Rm ≤ 1100 MPa*， 2021-02-28 Update
ISO 5855-2 Aerospace - MJ threads - Part 2: Limit dimensions for bolts and nuts
EN 4443:2012 history
2012EN 4443:2012 Aerospace series - Nuts, elliptical clinch, self-locking, MJ threads, in heat resisting steel FE-PA2601 (A286), MoS2 coated, Classification: 900 MPa (at ambient temperature)/ 425 °C