The 5-534236-7: The tin tails are standard for soldering into a PCB; the gold is only where the electrical connection is made and broken.
Board-to-board or cable-to-board — the style fits both
Listed as a Board to Board style, this receptacle accepts square-pin headers from the same AMPMODU Mod II family. The 0.340" (8.64mm) insulation height gives clearance for component keep-outs on the PCB.
The polyester housing and phosphor bronze contacts maintain dimensional stability across that span — no cold-flow creep at low end, no softening at high end.
