Digikey
P/N: MCX-J-P-H-ST-EM1
https://www.digikey.com/products/en/connectors-interconnects/coaxial-connectors-rf/437?k=MCX-J-P-H-ST-EM1&k=&pkeyword=MCX-J-P-H-ST-EM1&sv=0&pv801=374408&sf=0&quantity=&ColumnSort=0&page=1&pageSize=25
P/N: 0734151060
https://www.digikey.com/product-detail/en/molex/0734151060/WM6349-ND/2804766
Mouser
P/N: 73415-1060
https://www.mouser.es/ProductDetail/Molex/73415-1060?qs=sGAEpiMZZMuLQf%252BEuFsOrrMR66qAE9KQeFFIGwe5574%3D
RS
https://americas.rsdelivers.com/product/samtec/mcx-j-p-h-st-em1/samtec-mcxseries-through-hole-mcx-jack-jack-50%CF%89/1587565
Newark
https://www.newark.com/samtec/mcx-j-p-h-st-em1/mini-rfcable-connector-rohs-compliant/dp/74P0778?st=MCX-J-P-H-ST-EM1