Y37.14 - Military operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives Y37.1 - Military operations involving destruction of aircraft Y37.14 - Military operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives Y37.140 - Military operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives, military personnel Y37.141 - Military operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives, civilian