MS27656 - Circular Receptacle Connectors are essential for reliable electrical connections in harsh environments, meeting stringent MIL-DTL-38999 Series I military specifications. Featuring a durable aluminum shell with electroless nickel plating, these connectors offer superior resistance to corrosion and high temperatures ranging from -65°C to 200°C. With a wall-mounting design and removable crimp contacts, they provide easy installation and maintenance, ideal for aerospace, defense, and industrial applications. The 53 gold-plated socket contacts ensure excellent conductivity and signal integrity, while the bayonet coupling mechanism guarantees secure mating with compatible plugs. Engineered for longevity, these connectors boast a mating life of 500 cycles, making them a dependable choice for mission-critical systems. Non-RoHS compliant.