HERO SUSCEPTIBLE ordnance

Any ordnance item containing electro-explosive devices proven by test or analysis to be adversely affected by radio frequency energy to the point that the safety and/or reliability of the system is in jeopardy when the system is employed in its expected radio frequency environment. See also electromagnetic radiation; hazards of electromagnetic radiation to ordnance; HERO SAFE ordnance; HERO UNSAFE ordnance; ordnance. (JP 3-04.1)