Fluted Coulter Disk for John Deere Moldboard Plows.

Commonly used on John Deere New Universal (NU) and 450 Metric Plow Bottoms.

This Fluted Coulter Disc is 22" inches in diameter.

The center hole is 2-1/8" inch.

The 5 mounting holes are 2-7/8" inch apart (measuring side by side) (center of hole to center of hole).

Replacement aftermarket coulter blade part number F22197JDM.

Coulter discs are also referred to as coulter blades.

These disk are new old stock from a dealership liquidation and will have some rust due to storage and age.

All coulter related parts

Tillage parts labeled as "New Old Stock" are from various manufacturers. These items will fit and function correctly but vary in color or slightly in shape due each manufacturer's unique pattern. They could be from the original equipment manufacturer or any number of aftermarket suppliers such as Weise, Adams, Osmundson, Crescent Forge, Veldmaster, Star, S&J Kitchin, Hamburg Plow, King Plow, C.F.C., Herschel, and others.  Some of these parts have been out of production for many decades. The brand of tillage parts will vary as inventory is acquired.   There may be some surface rust due to long term prior storage.