/38 specifies a strain relief clamp backshell. [5, 15] The dash '-' indicates a non-self-locking mechanism. [19] '13' designates the shell size. [15, 19] W specifies the material as Aluminum and the finish as 500 Hour Cadmium Olive Drab over Electroless Nickel. [5, 19] M85049 identifies connector backshells and accessories, which are coupled to the connector body to support and strain relieve the cable entry at the rear of the connector. [5]