Aerospace; inserts, helical coil threads, screw-locking, copper alloy; assembly and special tools
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 12/01/1986

Aerospace – Inserts, helical coil threads, screw-locking, copper alloy; assembly and special tools; Inactive for new design
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 11/01/2014