OKI Electric Cable 2.54mm pitch IDC connector FL**A2FO flat cable harness
OKI Electric Cable MIL standard 2.54mm pitch FL connector socket flat cable harness. The product in the image uses FL26A2FO for the connector and ELEX-S 26-7/0.127 7030 2651P for the cable.
◇Socket connector
FL10A2FO / FL10A2FOG / FL14A2FO / FL16A2FO / FL20A2FO
FL26A2FO / FL30A2FO / FL34A2FO / FL40A2FO / FL50A2FO
FL50A2FOG / FL60A2FO / FL60A2FOG / FL64A2FO
◇FL connector|MIL-compliant IDC connector for flat cables
https://nisho-en.ocnk.net/product-list/99
◇Socket connector
FL10A2FO / FL10A2FOG / FL14A2FO / FL16A2FO / FL20A2FO
FL26A2FO / FL30A2FO / FL34A2FO / FL40A2FO / FL50A2FO
FL50A2FOG / FL60A2FO / FL60A2FOG / FL64A2FO
◇FL connector|MIL-compliant IDC connector for flat cables
https://nisho-en.ocnk.net/product-list/99