Aerospace series - Twelve point washer nuts, self locking, for temperatures up to 650 °C
Edition 2019-06

Aerospace series - Bolts, double hexagon with nominal tensile strength of 1550 MPa
Edition 2019-06

Aerospace; Nut bihexagonal with flange, selflocking, for temperatures up to 235 °C, for bolts and screws with nominal tensile strength up to 1800 N/mm²
Edition 1980-11

Aerospace; twelve point bolts, for temperatures up to 425 °C
Edition 1980-11

Aerospace series - Bolts, bi-hexagon for temperatures up to 650 °C
Edition 2018-01

Aerospace; Bolts, bi-hexagon for temperatures up to 650 °C
Edition 1981-12

Aerospace; Bolts bi-hexagon, nominal tensile strength of 1250 N/mm², medium thread length
Edition 1980-03

Double hexagon head precision bolts made of 1.4944.4, for temperatures up to 650 °C
Edition 1974-02

Twelve point washer nuts, self-locking, for screws with minimum tensile strength of 1550 N/mm², for temperatures up to 235 °C
Edition 1974-12

Aerospace; Bolts bi-hexagon close tolerance nominal tensile strength of 1550 N/mm² medium thread
Edition 1983-10