MIL-DTL-38999 Series II connectors offer rugged reliability in harsh environments, featuring up to 128 contacts within a sealed insert. With an operating temperature range of -65°C to 200°C, these connectors are designed for durability. Available in various mounting options such as front wall mount, rear wall mount, jam nut, and more, they provide flexibility in installation. The aluminum shells come with plating options including electroless nickel and cadmium finishes, meeting RoHS compliance standards. With 52 insert arrangements and M39029 rear release crimp contacts, these connectors ensure secure connectivity. Suitable for military and industrial applications, they are ideal for demanding environments requiring high performance and longevity.