MIL-DTL-38999 Series I connectors feature up to 128 contacts in an insert, designed for harsh environments with a wide operating temperature range of -65°C to 200°C. Available in various shell sizes and insert arrangements, these connectors come in wall mount, jam nut, and RFI grounding plug options. Utilizing M39029 rear release crimp contacts, they ensure reliable connections in demanding applications. Constructed with high-strength aluminum shells, they offer multiple plating choices, including RoHS-compliant finishes. Meeting military specification MIL-DTL-38999 I, these circular receptacles provide reliable performance with gold-plated removable crimp contacts, suitable for wall mounting applications.