Ring Terminal Insulation Color Red Insulation Coverage Partial Coverage Insulation Material Nylon Maximum Operating Temperature 221 Degrees F Maximum Voltage 600 V Minimum Wire Size 22 AWG Maximum Wire Size 18 AWG Termination Style Crimp Tongue Width 0.31 in Contact Finish Tin Contact Material Copper UL 94 Flammability Rating HB V-2 Standards CSA Certified LR31212 UL Listed 587H E52164 Barrel Inside Diameter 0.15 in Barrel Length 1.43 in Barrel Style Insulation Grip