The Massey Ferguson 1872458M1 is a genuine UNF (Unified National Fine) nut, an authentic OEM component designed for a wide array of Massey Ferguson agricultural and industrial machinery. This nut ensures proper fit and reliable performance across numerous MF tractor series, including the 100, 200, 300, 500, 600, 3000, 3600, 4200, 4300, 5400, 6100, 6200, 8000, 8100, and 8200 models. It is also compatible with MF combines (30, 40, 750, 760, 800, 850, 860), balers (120, 122, 124, 125, 126, 127, 128), forklifts (2500, 4500), loaders (8925, 8926, 8937, 8947), telehandlers (8925, 8926, 8937, 8947), and various MF industrial machines (20, 30, 40, 50, 50A, 50B, 50C, 50D, 50E, 50H, 50HX, 60, 60H, 60HX).