The Massey Ferguson 793948M1 is a genuine OEM main shaft nut, precisely engineered for securing components within the main shaft assembly of a wide range of Massey Ferguson agricultural and industrial machines. This critical fastening component ensures reliable operation, proper alignment, and long-lasting performance. Weighing approximately 0.02 kg, it is designed for a broad spectrum of Massey Ferguson tractor series and models, including the 100, 200, 300, 400, 500, 600, 1000, 1100, 1200, 1500, 1800, 2600, 2700, 3000, 3100, 3600, 4200, 4300, 5400, 6100, 6200, 6400, 7400, 8100, 8200, 8400, 8600, 9200, 9300, 9400, 9500, 9600, 9700, 9800, and 9900 series, among many others, guaranteeing a precise fit.