MIL-DTL-38999 Series II connectors boast high contact capacity with up to 128 inserts, ensuring reliable performance in demanding environments. Designed for harsh conditions, these connectors feature various mounting options including front and rear wall mount, jam nut, and box mount receptacles. Available in 9 shell sizes and 52 insert arrangements, they accommodate M39029 rear release crimp contacts in different sizes. Crafted from durable aluminum with a range of plating options, these connectors offer enhanced corrosion resistance. With a wide operating temperature range of -65 °C to 200 °C, they are suitable for use in extreme temperatures. Meeting stringent military specifications, these connectors guarantee robust and secure electrical connections in aerospace, defense, and other critical applications.