This standard specifies the characteristics of self-locking bihexagonal nuts in FE-PA92HT, silver plated, for aerospace applications. Classification: 1 100 MPa/650 °C
DS/EN 2907:1996 history
1996DS/EN 2907:1996 Aerospace series - Nuts, bihexagonal, self-locking, in heat resisting steel FE-PA92HT (A286), silver plated - Classification: 1 100 MPa (at ambient temperature) /650 °C