The nominal size refers to the nominal conduit size. Adaptalok ATS® IP68/69K Straight. A one piece push on liquid tight IP68/69K 45° Elbow fitting with fixed external thread. For insertion into knockouts using a locknut (supplied). Suitable for use with PA and PI conduit. Material: Polyamide (Nylon) 66 / TPE Body colour black, elastomer colour yellow Temperature range: static applications -50 120°C, moving applications -45 120°C