Cable Gland Stopper Plug, Type Threaded, Head Style Mushroom, Trade Size M20, Material Brass, Finish Nickel Plated, Enclosure Class I Group A B C D, Class II Group E F G, Class III, Ex d/Ex e IIC, NEMA 4X, IP66/IP68, Used On Cable Gland, Approval UL 886, CSA C22.2, CAN/CSA, Applicable Standard IEC 6