Board Fit and Routing Reality
Contact Plating and Field-Service Life
If you are re-pinning a harness on site, the contact interface is not the first thing to wear out. The keying slot prevents cross-mating with a different circuit count or key position.
What Crosses into the Harness You Have
The latch lock/eject hooks on the header engage with the corresponding slots on the mating housing — if your existing harness uses a Quickie™ receptacle, this header is a drop-in fit for the board side.