TE Connectivity PIDG Mil Spec Ring Tongue Terminals Mil Spec PIDG ring tongue wire crimp terminals consisting of a precision-formed metal wire barrel containing serrations which provide maximum contact and tensile strength after crimping. This barrel is enclosed in a copper sleeve and the whole is encased in a nylon colour coded insulation sleeve. These PIDG ring tongue wire crimp connectors are available with different barrel lengths and diameters to accept various wire sizes and are stamped in accordance with various Military Specifications. Please refer to datasheets for specification details.