The RA18377 is a nylon fully insulated female disconnect for wire range #22 - #18 AWG. The unique construction of the female disconnect offers long-term dependability. A quick, reliable connection method to terminal blocks and boards without using tools. Length .89 inches, .30 inches width, maximum insulation .150 inches, tab size .187x.032. The terminal is high-conductivity electrolytic copper, electro-tin plated, with color-coded insulation for easy installation. Recommended tool ERG4001.