MIL-DTL-38999/20 - Connectors, Electrical, Circular, Receptacle, Threaded, Wall Mounting Flange, Removable Crimp Contacts, Series III. This high-reliability connector features 11 gold-plated contacts, suitable for demanding environments with a wide operating temperature range from -65 °C to 200 °C. With a shell size of 19 and contact size 16(11), it offers robust performance in military and aerospace applications. The composite shell construction, along with Electroless Nickel and Electrodeposited Nickel finish coatings, ensures excellent durability and corrosion resistance. Designed for 500 mating cycles, this connector guarantees long-term reliability in harsh conditions, making it ideal for mission-critical systems.