The D38999/26GD15AC part of TE Connectivity is a type of high-quality, durable circular connector specifically designed for use in military and aerospace applications. It is part of the D38999 series III connector family, which is made from high-performance, lightweight aluminum alloy with a gold-plated, twist-lock bayonet coupling system. This part features fifteen positions, contacts with #26 AWG wire, a hermetic seal, and a maximum voltage rating of 350VAC/DC. Furthermore, it has an operating temperature range of -55°C to +125°C.