They could be from the original equipment manufacturer or any number of aftermarket suppliers such as Weise
Rebuilt Clutch Disc for Ford 2000
Will fit the International Cub 54-A Leveling and Grader Blade and L-54 Leveling and Grader Blade
Replaces Case IH Bearing part numbers: ST297
IH Plows - 189
New Old Stock Front Coulter Mounting Bracket for International Moldboard Turning Plows, 515797R1 They could be from theNew Old Stock Front Coulter Mounting Bracket for IH Farmall McCormick 1 Point Fast Hitch 1 F296 Moldboard Plows. These 1 Point Fast Hitch 2 bottom moldboard plows are very popular and commonly used on IH Farmall International 140, 130, 100, and Super A tractors. This coulter mounting bracket will also fit the following International Harvester Moldboard Plows: 189, 193, 1AV 193, 214, 215, 295, 296, 314, A 189, A 193, A 295, A 295 A, AV 193. Case IH