0.250" flag receptacle for 12-18 AWG
The 63604-1: Nickel-plated steel contact, crimp termination, free-hanging right-angle flag orientation — the insulation diameter range is 0.110" to 0.210" (2.79mm to 5.33mm).
Sibling receptacles in the Faston 0.250" family
The 1-280050-3 also carries a steel contact but accepts 15.5-20 AWG with a narrower insulation diameter of 0.091" to 0.130" (2.31mm to 3.30mm) — match the wire gauge range to the application.
