NA 131
DIN Standards Committee Aerospace
Project
Aerospace series - Screws, reduced pan head, offset cruciform recess, relieved shank, long thread, in heat resisting steel FEPA92HT (A286), silver plated - Classification: 900 MPa/650 °C
Begin
2024-10-15
WI
04004940
Planned document number
prEN 3636 rev
Responsible national committee
NA 131-03-01 AA - Aerospace fasteners