MIL-DTL-38999 Series I connectors feature up to 128 contacts housed in an insert, ensuring robust connectivity in harsh environments. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they offer versatility in design. The connectors come in high-strength aluminum shells with options for plating, including cadmium-free finishes. Their environmentally sealed construction and RFI grounding plugs provide reliable performance. Suitable for military and industrial use, these circular connectors guarantee secure and durable connections, meeting stringent standards for quality and performance.