Attributes . Eliminates common connection problems and assures a liquidtight seal against oil, water, dirt and chemicals; The positive, pull out proof seal formed by a STNM connector begins with its deep-threaded ferrule that bites into the inner wall of the conduit; The sleeve separates the STNM series apart from ordinary connectors; The sleeve is held captive within a compression nut that allows it to move freely and self-align with the conduit having a slightly irregular surface or varying wall thickness; The nut ri . Names