MIL-DTL-38999 Series I connectors offer robust connectivity with up to 128 contacts in an environmentally sealed insert. Designed for harsh environments, they operate reliably in temperatures ranging from -65°C to 200°C. Available in various shell sizes and insert arrangements, these connectors feature front and rear wall mount options, as well as jam nut receptacles and RFI grounding plugs. Built for durability, they boast high-strength aluminum shells with a choice of plating options, including cadmium-free finishes. Utilizing M39029 rear release crimp contacts, they ensure secure and efficient connections. With a mating type of bayonet and contact gender of female, these connectors are suitable for demanding applications requiring conductivity and ingress protection. Meeting military specification MIL-DTL-38999 I, they are ideal for use in critical environments that demand reliability and performance.