The MIL-DTL-38999 Series II connectors boast a high contact capacity of up to 128 inserts, providing reliable connectivity in harsh environments. These environmentally sealed connectors offer a wide operating temperature range from -65 °C to 200 °C. Available in various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse application needs. Featuring durable aluminum shells with plating options such as electroless nickel and cadmium finishes, they ensure long-lasting performance. Utilizing M39029 rear release crimp contacts, they guarantee secure connections in sizes 22D to 12. With a mating type of bayonet and a service class rating of M, these connectors are ideal for military and industrial applications requiring robust and reliable electrical connections.