DIN EN 3044:1998-07 Aerospance series - Installation holes for inserts, screw thread, helical coil, self-locking - Design standard; German version EN 3044:1998
1998DIN EN 3044:1998-07 Aerospance series - Installation holes for inserts, screw thread, helical coil, self-locking - Design standard; German version EN 3044:1998
1998DIN EN 3044:1998 Aerospance series - Installation holes for inserts, screw thread, helical coil, self-locking - Design standard; German version EN 3044:1998