New Old Stock 14 Tooth Change or Spacing Gear 40, 41, 42, 43, 44, 45, and 46 Planters.
The outside diameter is 5 1/4 inch. The center hole is 3/4 inch in diameter.
Cole Manufacturing part number 355, P00-355.
Change gear is equivalent to spacing or distance gear in function.
Please compare CLOSELY your current gear to the photos. The Cole documentation specs. part number 355 as 11 tooth but the gear stamped with 355 has 14 teeth. Possible stamping or catalog error.