796404-1 is a square flange receptacle with mounting holes designed for AMP Circular Plastic Connectors (CPC Series 1) in the 17-16 arrangement configuration. This connector features posted pin contacts with a contact body finish code B and is compatible with mating plug part number 206037-1. The housing is constructed from thermoplastic material rated UL 94V-0, heat-stabilized, fire-resistant, and self-extinguishing, with a black color. The connector operates over a temperature range of -40°C to +105°C and includes built-in pin and socket protection with polarized mating to prevent improper connection. This receptacle is commonly used in commercial signal and power applications requiring reliable quick connect/disconnect capability with thread-assist positive detent coupling.