prEN 4857-006. Aerospace series. Connectors, electrical, circular, scoop-proof, triple start threaded coupling, operating temperature 175 °C or 200 °C continuous. Part 006. Protective cap for receptacle. Product standard|Cables (electric), Test methods, Aerospace transport, Corrosion tests, Compression set, Mixing, Tear tests, Elastic constants, Elongation, Tensile strength, Density, Hardness testing, Approval testing, Qualification approval, Quality assurance systems, Quality assurance, Synthetic rubber, Natural rubber, Air transport engineering, Marking, Designations, Aircraft engineering, Temperature, Connectors (electric), Aircraft components, Circuit-breakers, Non-ferrous alloys, Nickel alloys, Alloys, Shape, Diameter, Sleeving (electrical), Durability, Environmental testing, Testing, Testing methods, Electrodes, Melting, Air, Steels, Contrast (optical), Measurement