31888 is a pre-insulated solderless terminal designed for secure wire termination in electrical applications ranging from control circuits to power wiring. The terminal features red insulation color coding for easy wire size identification and accommodates wire sizes from 22 to 16 AWG (509 to 3,260 circular mils). It is constructed with a copper barrel per ASTM B-152 and tin plating per ASTM B-545, providing exceptional corrosion resistance and reliable contact. The terminal includes a serration feature inside the barrel for enhanced tensile strength and barrel contact. This product is UL, CSA, and Military approved, making it suitable for demanding industrial and automotive applications where high-quality, uniform terminations are required.