该标准规定了带有密封和非密封后部，塑料外壳，锁定装置的矩形电气连接器系列中的母接头的连接器，工作温度为 - 55°C 至175°C。 这些连接器可以与以下编码和附接系统一起用作插座（固定外壳）或插头（免费外壳）: - 用于安装在固定外壳上的公编码和附件系统; - 用于安装在自由房屋上的女编码和附件系统

This standard specifies connectors with female contacts in the family of rectangular electrical connectors with sealed and non-sealed rear, plastic housing, locking device, for operating temperatures from - 55 °C to 175 °C. These connectors may be used as receptacles (fixed housings) or plugs (free housings) in conjunction with the following coding and attachment system: - male coding and attachment system for mounting on a fixed housing; - female coding and attachment system for mounting on a free housing.