The Black Walnut lumber grade rules for Walnut hardwood is different than other North American hardwoods allowing more defects and smaller sizes.
Wood Type : Walnut, Tapers : Taper in Thickness leaving Unsurfaced Areas on Slab up to 1/16” Deep x 2” Wide x 18” Long, Cracks : Cracks/Splits up to
3- Black Walnut Reclaimed Kiln Dried 4x4 Turning Blocks/Blanks 9275
Rock island, Old houses, Zillow
ROCKPORT: Black Walnut - reSAWN TIMBER co.
BLACK WALNUT - reSAWN TIMBER co.
Black Walnut Lumber Grade Allow more Defects and Smaller Sizes
Wood Type : Walnut, Tapers : Taper in Thickness leaving Unsurfaced Areas on Slab up to 1/8” Deep x 3 1/4” Wide x 37” Long, Cracks : Cracks/Splits up
4- Kiln Dried Salvaged Black Walnut 4x4 Turning Blocks/Blanks 9189
Black Walnut Crosscut Wood Knife Blanks/Knife Scales Bookmatched 5x1- – Exotic Wood Zone
Premium Black Walnut 6/4 Lumber Pack: 3 Boards, Choose Your Size - Woodworkers Source
Architectural Specifications of American Black Walnut
Black Walnut Turning Squares 1-3/4 x 1-3/4 x 12 - Woodworkers Source
Is today's Black Walnut Making the Grade?
Gun Stock Blanks - Walnut Lumber For Sale • Rare Woods USA
3- Black Walnut Partial Live Edge Thick Cut Craft Pack Slabs 9104 – Lumber Shack