This is a genuine OEM McCormick part number 6703589A1, identified as a piping or hose. It is designed for use in various McCormick X4 and X5 series tractors, including models X4.20, X4.30, X4.40, X4.50, X4.60, X4.70, X4.35, X4.45, X4.55, X4.65, X4.75, X5.20, X5.30, X5.40, X5.50, X5.60, X5.70, X5.35, X5.45, X5.55, X5.65, X5.75. It also fits Landini 4 and 5 series tractors such as 4-060, 4-070, 4-080, 4-090, 4-100, 4-110, 4-120, 5-085, 5-095, 5-105, 5-115, 5-120, 5-130, 5-140, 5-150. This part ensures proper fluid transfer within the machinery.