MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments, with up to 128 contacts sealed within their inserts. Featuring front and rear wall mount options, as well as jam nut receptacles, they provide versatile installation choices. These connectors, complying with military specification MIL-DTL-38999 I, ensure reliable operation in extreme temperatures ranging from -65 °C to 200 °C. Constructed with durable aluminum shells and available in various plating options, including RoHS-certified finishes, they guarantee long-term durability. Utilizing M39029 rear release crimp contacts, they support sizes 22D, 22M, 22, 20, 16, and 8, catering to diverse application needs. With a mating type of bayonet and contact plating in gold, these connectors offer secure and efficient electrical connections. Suitable for demanding environmental conditions, they provide reliable performance in critical applications.