This standard specifies the characteristics of self-locking hexagonal nuts in FE-PA92HT for aerospace applications.
Classification : 1 100 MPa / 425 ℃
note:1) The strength class of the bolt concerned which can withstand the load at ambient temperature when tested at 100 % load without cracking or breaking of the nut.
2) Maximum test temperature of the parts
BS EN 3377:1996 history
1996BS EN 3377:1996 Nuts, hexagonal, self-locking, in heat resisting steel FE-PA92HT (A286) - Classification: 1100 MPa (at ambient temperature)/425 °C