DIN EN 4531-101 : 2016 Title: Aerospace series - Connectors, optical, circular, single and multipin, coupled by triple start threaded ring - Flush contacts - Part 101: Optical contact for EN 4641 multimode cable -55 °C to 125 °C - Product standard; German and English version EN 4531-101:2016 Year: 2016 Publisher: DIN Media GmbH Availability: Within 1-2 working days