BS EN 4531-005. Aerospace series. Connectors, optical, circular, single and multipin, coupled by threaded ring. Flush contacts. Part 005. Plug. Product standard
Health and safety in welding and allied processes - Laboratory method for sampling fume and gases - Part 6: Procedure for quantitative determination of fume and gases from resistance spot welding - Technical Corrigendum 1 (ISO/TS 15011-6:2012/Cor 1:2012)