EMF Corporation D-2-1 Mates R-2-1 R-2-1A R-2-5 R-2-10 Polarized No Terminals Replaces: (2) 0.109" DIA pins Details Pre-molded dummy cap. Individual moisture seals offer moisture resistance. Designed to electrically insulate and protect receptacle when not in use. D-2-1 was last modified: January 26th, 2015 by Kane