Sourcing an Obsolete Part: What to Expect
The 5-146279-3: Availability is limited to independent distribution surplus channels. For a BOM requiring this exact 3-position, 0.100" pitch, unshrouded header, the closest functional alternative would be a current-production AMPMODU Mod II or BergStik II header with matching pin count and pitch — but verify the overall contact length and insulation height to ensure PCB fit.
