This standard BS EN 2944:2018 Aerospace series. Inserts, screw thread, helical coil, self-locking, in corrosion resisting steel FE-PA3004 is classified in these ICS categories:
49.030.30 Nuts
This document specifies the characteristics of inserts, self locking, helical coil, tanged insertion drive, screw thread in NI PH2801, for aerospace applications. Maximum test temperature: 350 °C.