MS27656T21A41PC is a high-performance MIL-DTL-38999 Series I connector, featuring a rugged aluminum shell and gold-plated removable crimp contacts for optimal conductivity. With a wall-mounting back panel design and bayonet coupling, this connector is ideal for harsh environments, offering reliable performance in temperatures ranging from -65°C to 150°C. Its 41-pin configuration, in shell size 21, accommodates a wide range of applications, with a service rating of I for enhanced durability. Environmentally sealed and RoHS compliant, the MS27656T21A41PC is a trusted choice for military, aerospace, and other high-reliability applications.