Systems comprised of machine parts being mooring couplings, namely, connectors and fixation devices for interconnecting anchors and mooring lines, cables, and chains for securing floating structures in the nature of ships, floating platforms, floating liquified natural gas facilities, floating storage units, and floating offshore wind turbines to anchors, other port or sea structures, anchors on the sea floor, quayside or port for wet storage and for maintaining the floating structures in a s...