Equivalent Part No. LD 516112 equivalent NSN 1325-00-883-9021
The safety arming switch Mk 122 is used in conjunction with
various electrical fuzes and M72 cables for safety from electromagnetic
radiation (avoidance of sympathetic resonant detonation)
of Mk80 series, PGM and LGB guided bombs.
Deployed predominately with the F/A-18 tactical fighter bomber aircraft.