Most likely for an Oliver No
First three pictures is of the item you are purchasing
450 (Some)
Coulter 4 Hole Notched Disc for Moldboard Plows
Case IH part number 362362R1
New Old Stock 18 Tooth Seed Spacing Gear for Cole 40, 41, 42, 43, 44, 45, 46 Planters, 524 Most likely for an OliverNew Old Stock 18 Tooth Seed Spacing Gear for Cole No. 40, 41, 42, 43, 44, 45, and 46 Planters. Referred to in Cole Equipment planter parts catalog as a "eighteen point change sprocket" and was used to adjust seed spacing distance. Cole Manufacturing Planter part number 524. The gear will fit a hex shaft. The hex diameter is approx 1 5 16" inch point to point. Current Cole part numbers may vary from the casting numbers embossed on the actual part. Gear