radius of safety

safety and arming device / safety-and-arming device

effective casualty(-producing) radius

turning radius

caliber radius head (of ammunition)

caliber-radius head

effective fragmentation radius

instantaneous radius of the flight path

nominal radius

standard radius

combat radius (CR)

combat radius capability

refueled combat capability radius

unrefueled combat capability radius

radius rod

weapon radius

effective bursting radius

effective casualty radius

effects radius

grind termination radius

casualty radius

cruising radius

damage radius

radius of action / operation

radius of blast damage

radius of damage

air safety corridor

Allied Ammunition Storage and Safety Publications (AASTP)

arming pin; safety pin

Global Maritime Distress Safety System (GMDSS)

margin of safety

marine safety

Munitions Safety Information Analysis Centre (MSIAC) (NATO)