An electrical connector that includes a connector body having an inlet end and an outlet end which has an outer surface sloping downwardly toward the outlet opening, and having a complementary frustro conical outer snap retaining ring mounted on the outlet end of the connector body. The outer frustro conical retaining ring is integrally formed from a blank of spring steel having integral locking and grounding tangs blanked or formed out of the plane of the blank. The connector assembly also includes an internal sleeve secured to the inlet end formed with spring fingers to secure an electrical conductor to the inlet end by a snap fit. In an alternate embodiment, a simple clamp arrangement can be substituted for the internal snap fit sleeve for securing a wire conductor to the inlet end of the connector assembly.