150699-2 is a non-insulated female quick connect receptacle from TE Connectivity. It accepts 16-20 AWG wire, features a 0.187" (4.75mm) tab width, and is terminated by crimp.
TE Connectivity 2238200-3 is a FASTON 187 series flag quick disconnect terminal with 0.187" tab width, female, for 16-20 AWG wire, crimp termination, non-insulated.