MS27656E15F35SA is a high-performance MIL-DTL-38999 Series I connector, designed for demanding environmental conditions. With 37 gold-plated removable crimp contacts (size 22D), this circular receptacle ensures reliable conductivity in extreme temperatures ranging from -65 °C to 200 °C. Its back panel wall mounting flange shell (size 15) and aluminum construction provide durability, while the electroless nickel finish offers added protection. Featuring a bayonet mating style and A keyway polarization, this connector guarantees secure and efficient connections in military and aerospace applications. With a service rating of M and a service class of E, it meets stringent performance standards. Whether for box or through bulkhead mounting, this connector is a dependable choice for critical systems. Please note, this product is not RoHS compliant.