MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range from -65 °C to 200 °C, these connectors offer reliability in extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they provide flexibility for different applications. Utilizing M39029 rear release crimp contacts, these connectors ensure secure connections. Constructed with aluminum shells and offered in a range of plating options, including RoHS certified finishes, they meet stringent industry standards. Suitable for military and aerospace applications, these connectors guarantee durability and performance, making them essential for mission-critical operations.