EN 4531-002:2007 Aerospace series - Connectors@ optical@ circular@ single and multipin@ coupled by threaded ring - Flush contacts - Part 002: Specification of performance and contact arrangements
2016EN 4531-002:2016 Aerospace series - Connectors@ optical@ circular@ single and multipin@ coupled by triple start threaded ring - Flush contacts - Part 002: Specification of performance and contact arrangements
2012EN 4531-002:2012 Aerospace series - Connectors, optical, circular, single and multipin, coupled by triple start threaded ring - Flush contacts - Part 002: Specification of performance and contact arrangements
2007EN 4531-002:2007 Aerospace series - Connectors@ optical@ circular@ single and multipin@ coupled by threaded ring - Flush contacts - Part 002: Specification of performance and contact arrangements