DIN 65244 Aerospace - Anchor nuts with MJ thread, deep counterbore, self-locking, floating, single lug, corrosion-resisting steel, classification: 1 100 MPa/315 °C/425 °C; Text in German and English; Inactive for new design

standard by Deutsches Institut Fur Normung E.V. (German National Standard), 02/01/2015