The MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in an insert. With front and rear wall mount options, jam nut, and box mount receptacles, they provide versatile connectivity solutions. Operating in temperatures ranging from -65°C to 200°C, these connectors are highly durable. Featuring aluminum shells with various plating options, including cadmium-free finishes, they ensure reliable performance. The connectors utilize M39029 rear release crimp contacts, with sizes ranging from 22D to 12. Meeting MIL-DTL-38999 II military specifications, they are ideal for demanding applications that require secure and efficient electrical connections.