This genuine Iseki part 142740600200 is a precision shim, designed to ensure correct clearances and optimal performance in Iseki machinery. Featuring an outer diameter of 20mm, an inner diameter of 14mm, and a thickness of 0.2mm, this shim is crucial for the proper functioning of various Iseki TX series tractors, including models such as TX1500, TX1510, TX1410, TX2160, TX2140, TX1300, TX145, TX155, and TX1210, as well as specific E3AF1 and E3AE1 engine variants.