Ring Terminal Insulation Color Bare Insulation Coverage None Insulation Material None Maximum Operating Temperature 302 Degrees F Maximum Voltage 600 V Minimum Wire Size 8 AWG Maximum Wire Size 8 AWG Termination Style Crimp Tongue Width 0.43 in Contact Finish Tin Contact Material Copper Standards UL 467 Barrel Length 0.31 in Barrel Outside Diameter 0.26 in Barrel Size Long Barrel Style Brazed Compatible Grainger Part Number 22P219 22P221