MIL-DTL-38999 Series I connectors offer high-performance connectivity with up to 128 contacts in a rugged, environmentally sealed design. Suitable for harsh environments, they feature front wall mount, rear wall mount, and jam nut receptacles, along with RFI grounding plugs. Available in 9 shell sizes and 52 insert arrangements, these connectors use M39029 rear release crimp contacts for secure connections. With a wide operating temperature range of -65°C to 200°C, they ensure reliability in extreme conditions. Constructed with high-strength aluminum shells and various plating options, including RoHS-certified finishes, these connectors guarantee durability and performance. Perfect for military and industrial applications, MIL-DTL-38999 Series I connectors are ideal for demanding environments requiring reliable electrical connections.