MIL-DTL-38999 Series I connectors feature up to 128 contacts, offering robust environmental sealing for reliable performance in harsh conditions. With an operating temperature range of -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Available in various shell sizes and insert arrangements, they accommodate M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 8, including coax and twinax options. Constructed with high-strength aluminum shells and offering multiple plating choices such as electroless nickel and cadmium finishes, these connectors ensure durability and versatility. The connector family includes front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs, catering to diverse installation needs. Compliance with MIL-DTL-38999 I standards guarantees quality and performance, making these connectors ideal for demanding military and industrial applications.