MIL-DTL-38999 Series I connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. This connector family includes front wall mount, rear wall mount, and jam nut receptacles, as well as RFI grounding plugs, offering versatility in installation. With 9 shell sizes and 52 insert arrangements available, they accommodate various connection needs, utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8. Constructed with high-strength aluminum shells, these connectors come with plating options such as light iridescent yellow cadmium, olive drab cadmium, electroless nickel, and black anodized aluminum, with some featuring RoHS certified cadmium-free finishes. The MS27468 model, a jam nut mounting receptacle with 10 gold-plated contact pins (size 20), ensures reliable conductivity in demanding applications. Its bayonet coupling mechanism and N keyway polarization offer secure mating, while the electroless nickel and cadmium olive drab coatings provide durability. This connector, classified under MIL-DTL-38999 I military specification, is ideal for use in rugged environments where high performance and reliability are essential.
