MIL-DTL-38999 Series I connectors feature up to 128 contacts in an insert, offering environmental sealing and a wide operating temperature range from -65 °C to 200 °C. Available in various shell sizes and insert arrangements, these connectors include M39029 rear release crimp contacts in different sizes, suitable for diverse applications. Crafted from high-strength aluminum, they come with options for plating, such as cadmium and nickel, meeting RoHS certification standards. With receptacles for front and rear wall mounting, as well as jam nut fastening, these connectors ensure secure and reliable connections in harsh environments. Suitable for military and industrial use, they boast durability, conductivity, and resistance to environmental factors.