What is BS EN 3660-063- Cable outlet accessories for circular and rectangular electrical and optical connectors about?  
BS EN 3660-063 defines a range of cable outlets, style K, straight, shielded, sealed, self-locking (anti-rotational), heat shrinkable boot, and/or metallic bands for use under the following conditions: An associated electrical connector(s): BS EN 3660-002.
Temperature range, Class F (N): − 65 °C to 200 °C
Class K: − 65 °C to 200 °C
Class W: − 65 °C to 175 °C
Class T: − 65 °C to 175 °C (Nickel PTFE plating)
Class Z: − 65 °C to 175 °C (Zinc Nickel plating).
Associated electrical accessories: pr EN 3660-033 Metallic band (for shield termination). These cable outlets are designed for the termination of the overall shielding braid and/or individual cable shields. They accommodate/permit the termination of heat shrinkable boots. BS EN 3660-063 has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN).
Note: Class N in EN 3660-001 cross-refers to class F in EN 3660-063.
Who is BS EN 3660-063- Cable outlet accessories for circular and rectangular electrical and optical connectors for? 
BS EN 3660-063 on cable outlet accessories for circular and rectangular electrical and optical connectors is useful for: 
- Spacecraft and space products manufacturers         
- Aerospace products manufacturers   
- Testing agencies involved in the inspection of spacecraft and aerospace products         
- Quality control personnel for spacecraft products      
- Aeronautical engineers 
- Space researchers
Why should you use BS EN 3660-063- Cable outlet accessories for circular and rectangular electrical and optical connectors?  
Cable outlet accessories are used with the circular and rectangular electrical connector and an optical connector for connecting, protecting, switching, lighting, heating, etc. They are made from materials that suit their intended purpose and are designed to provide safe use.
As a design engineer, you can use guidelines provided in BS EN 3660-063 to ensure safe usage of cable outlet accessories for the attachment of screens and electrical connectors. Cable outlet accessories are used with the circular and rectangular electrical connector and an optical connector for connecting, protecting, switching, lighting, heating, etc. They are made from materials that suit their intended purpose and are designed to provide safe use. BS EN 3660-063 covers terms and definitions, required characteristics, materials for construction, quality assurance, identification marking, packaging, labeling, and delivery lengths of electric cables outlet accessories.
