NA 131
DIN Standards Committee Aerospace
Project
Aerospace series - Screws 100° countersunk normal head, offset cruciform recess, coarse tolerance normal shank, long thread, in alloy steel, cadmium plated - Classification: 1 100 MPa (at ambient temperature)/235 °C; German and English version EN 4163:2026
Abstract
This document specifies the characteristics of screws, 100° countersunk normal head, offset cruciform recess, coarse tolerance normal shank, long thread, in alloy steel, cadmium plated. Classification: 1100 MPa /235 °C.
Begin
2026-06-12
Planned document number
DIN EN 4163
Project number
13116928
Responsible national committee
NA 131-03-01 AA - Aerospace fasteners
