The ODU MEDI-SNAP® with metal housing in size 1 is keyed by pin and groove. These circular connectors can have a variety of configurations: numerous styles of connectors, receptacles and in-line receptacles, as well as termination types, contact inserts and color keying. This connector is compatible with the plastic version; it provides a robust housing finish, three mechanical keyings, and it is rated IP50 and IP64 in the mated condition.