Sealing Devices: Type - Pushbutton Boot; Size-Mounting - 3/8 in Bushing; Size - Dimensions - 0.609 in H x 0.320 in I.D; Material - Silicone Rubber; Color - Clear; Additional Information - E-Seal Nut: Black Oxide Brass, Temperature: -62 to 204 deg C -80 to 400 deg F, NEMA 4X,6P IEC IP66/IP68, Mounting Nut Material: Aluminum