1205-49-9 is a straight, male, weatherproof, N plug with a power level of 250W. Nominal impedance is 50Ω, frequency is 11GHz, working voltage is 1000Vrms. K-grip sleeve is made of commercial bronze; gaskets are made of silicone rubber; c-ring is phosphor bronze; insulator is teflon; outer contact is berryllium copper; all other metal parts are brass. Center contact is in gold plating finish, all other metal parts are nickel plated. The product's threaded coupling can withstand shock and vibration.