MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts in an environmentally sealed insert. Designed for harsh environments, they feature front and rear wall mount options, as well as jam nut receptacles. With a wide operating temperature range from -65°C to 200°C, these connectors are suitable for demanding applications. Utilizing M39029 rear release crimp contacts, they ensure secure and reliable connections. Available in various shell sizes and insert arrangements, they cater to diverse needs. The high-strength aluminum shells come in different plating options, including cadmium-free finishes for RoHS compliance. Ideal for military and industrial use, these connectors meet stringent MIL-DTL-38999 I specifications.