MIL-DTL-38999 Series I connectors, designated as MS27505E23F35A, are high-performance circular receptacles designed for back panel or box mounting applications in harsh environments. Featuring a rugged aluminum shell with electroless nickel coating, these connectors offer exceptional durability and conductivity. With 100 removable crimp contacts (contact size 22D), they provide secure and efficient signal transmission. Meeting military specification MIL-DTL-38999 I, these connectors are rated for operating temperatures between -65 °C and 200 °C, making them ideal for use in demanding conditions. The bayonet coupling mechanism ensures quick and reliable mating, while the environmental resistance and ingress protection make them suitable for a wide range of applications, including aerospace, defense, and industrial. Please note, this product is not RoHS compliant.