Sta-Kon® Ring Terminal, Insulated, Series: RF Series, 4 AWG Conductor, #10 Stud, 1.76 in Length, Brazed/Overlapped Seam Barrel, Large Ring Tongue, 0.56 in W x 0.04 in THK Tongue, 600 VAC, 0.51 in Dia Maximum Insulation, 0.36 in Clearance, Nylon Insulation, 105 deg C, Copper, Tin Coated, Yellow