The 46018-1541 is a Crimp Terminal for 5557 Mini-Fit Jr.? receptacles, 30067 Mini-Fit? TPA receptacles, 42474 Mini-Fit? BMI panel mount receptacles, 44516 Mini-Fit? BMI panel mount Slide-N-Lock receptacles housing. It accepts 20 to 18 AWG cable conductor size and made of copper alloy with gold-plated finish.