MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts in an insert and offering environmental sealing. With an operating temperature range of -65 °C to 200 °C, these connectors ensure reliable performance in harsh conditions. Available in various mount types including front and rear wall mount, jam nut, and box mount receptacles, they meet the stringent requirements of military specification MIL-DTL-38999 II. Constructed with aluminum shells and offering multiple plating options, such as electroless nickel and cadmium olive drab, these connectors are highly durable. Utilizing M39029 rear release crimp contacts, they provide secure connections in applications requiring 85 contacts. RoHS certified finishes are also available. Perfect for demanding applications, these connectors are ideal for use in aerospace, defense, and industrial settings.