15-Position MTA-100 Header — What It Does
The 4-641216-5: The friction lock fastening type provides a positive retention click when mated — you should hear it seat.
Gold Plating and Contact Reliability
Sourcing an Obsolete Part
For a BOM that requires a drop-in, the closest sibling in the MTA-100 series would be a 15-position, 0.100-inch pitch, right-angle header with gold plating — confirm the friction lock and single-wall shrouding match your mating half.
