MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts in an insert. Designed for harsh environments, these connectors are environmentally sealed and operate reliably in temperatures ranging from -65°C to 200°C. Featuring front and rear wall mount options, as well as jam nut receptacles, they provide versatile installation possibilities. Utilizing M39029 rear release crimp contacts in various sizes, including coax and twinax, they ensure secure connections. The connectors come in a range of shell sizes and insert arrangements, with durable aluminum shells available in different plating options, including cadmium-free finishes. Meeting MIL-DTL-38999 I military specifications, they guarantee rugged performance for demanding applications.