MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range of -65 °C to 200 °C, these connectors offer reliable performance in extreme conditions. Available in various shell sizes and insert arrangements, they come in high-strength aluminum shells with options for plating, including cadmium-free finishes. The connectors, compliant with MIL-DTL-38999 I specifications, come in wall mounting flange receptacle configurations with crimp-type, bayonet coupling. Utilizing gold-plated removable crimp contacts, they ensure secure connectivity with a mating type of bayonet. Suitable for military and industrial applications, these connectors guarantee durability with a mating life of 500 cycles, making them ideal for environments requiring high reliability.