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. The harsh environment connector family includes front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs. Available in 9 shell sizes and 52 insert arrangements, they use M39029 rear release crimp contacts in various sizes. Constructed with high-strength aluminum shells, the connectors come with plating options like light iridescent yellow cadmium, olive drab cadmium, electroless nickel, and black anodized aluminum, with RoHS certified cadmium-free finishes. Designed for military specifications, these circular plugs ensure reliable performance in demanding applications, with features like bayonet coupling, gold contact plating, and N keyway polarization. Suitable for environment-resistant box and through bulkhead mounting receptacle types, these connectors guarantee conductivity and durability, meeting stringent service ratings.
