The Molex 190570015 is a AviKrimp ring tongue terminal for 18-22 AWG wire, it has an insulation of nylon material. It has a stud size of 0.25 inch.CSA certified UL certified
The Molex 190570011 is a AviKrimp ring tongue terminal for 18-22 AWG wire, it has an insulation of nylon material, it has a stud size 10 (M5).CSA certified UL certified
Series = 19057 Series Number = 19057 Insulation = Insulated Insulation Material = Nylon Outer Ring Diameter = 11.86mm Stud Size = M6 (1/4) Colour = Blue