208474-1 is a metal-shell circular plastic connector plug designed for commercial signal and power applications. This Series 2 reverse sex plug features a 28-57 contact arrangement and accepts 20 DF and 20 DM pins. The housing is constructed from thermoplastic rated UL 94V-0 in black, with a zinc alloy metal shell plated with nickel, fluorocarbon Tetraseal seal, stainless steel retainer ring, and zinc alloy coupling ring plated with nickel. This plug is designed to mate with the corresponding square flange receptacle (208475-1) and is supplied without a TETRASEALS ring. It is RoHS compliant and suitable for applications requiring reliable signal and power connections in commercial environments.