Spec-Kon® Fork Terminal, Insulated, 12 to 10 AWG Conductor, #10 Stud, 1.004 in Length, Serrated Barrel, 0.276 in ID x 0.512 in L Barrel, Fork Tongue, 0.354 in W x 0.039 in THK Tongue, 600 VAC, Specifications: 0.276 in Clearance, Nylon Insulation, Funnel Entry Barrel Configuration, 105 deg C, Nylon, Electroplated Tin, Yellow