MIL-DTL-38999 Series I connectors, designated as MS27656, are high-performance electrical receptacles designed for back panel wall mounting applications in harsh environments. Featuring a durable aluminum shell with a protective finish of Electroless Nickel or Cadmium Olive Drab, these connectors offer reliable conductivity and environmental resistance. With a total of 39 removable crimp contacts in two sizes (16 and 20), they provide secure and efficient connections for a variety of systems. Meeting stringent military specifications, including MIL-DTL-38999 I, these connectors are ideal for use in applications requiring high reliability and durability. Please note that this product is not RoHS compliant.