Ferrule Contact Finish Tin Contact Material Copper Ferrule Diameter 0.04 in Ferrule Material Copper Insertion Length 15/32 in Insulation Color Turquoise Insulation Material Polypropylene Maximum Operating Temperature 221 Degrees F Minimum Wire Size 24 AWG Maximum Wire Size 22 AWG Termination Style Crimp Standards CSA C22.2 No 291-14 DIN 46228 Part 4 Barrel Diameter 0.07 in Barrel Finish Tin Plated Barrel Length 0.18 in Barrel Material Copper