Steel measuring tapes for rims shouldered on both sides
Edition 1977-01

Aerospace - Anchor nuts with MJ-thread, deep counterbore, self-locking, floating, two lug, corrosion-resisting steel, classification: 1 100 MPa/315 °C/425 °C; Text in German and English; Inactive for new design
Edition 2015-02

Aerospace - Anchor nuts with MJ-thread, deep counterbore, self-locking, two lug, corrosion-resisting steel, classification: 1100 MPa/315 °C/425 °C
Edition 2005-09

Aerospace; anchor nuts with MJ thread, deep counterbore, self-locking, two lug, steel; classification: 1100 MPa/235 °C
Edition 1986-12

Aerospace - Anchor nuts, with MJ thread, self-locking, pressure tight, two lug, corrosion-resisting steel, fuel resistant from -55 °C to 120 °C
Edition 2003-11

Aerospace series - Anchor nuts with MJ thread, self-locking, pressure tight, two lug, corrosion-resisting steel, air resistant, from -55 °C to 230 °C
Edition 2003-11

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

Aerospace series - Nuts, anchor, self-locking, floating, self-aligning, two lug, in alloy steel, cadmium plated, MoS₂ lubricated, metric series - Classification: 900 MPa (at ambient temperature)/235 °C; German and English version EN 2680:2006
Edition 2007-02

Aerospace; nuts, anchor, self locking, fixed, two lug, reduced series, with counterbore; classification: 1100 MPa/235 °C; german version EN 2752:1989
Edition 1990-01

Aerospace series - Nuts, anchor, self locking, two lug, floating with counterbore - Classification: 1100 MPa/235 °C; German and English version EN 2754:2006
Edition 2008-04