Crafters

5/4x6 (deck board)

5/4x6 (deck board): the real dimensions behind the nominal name and the lengths it is sold in.

All lumber sizes
Category
board
Actual thickness (in)
1 in
Actual width (in)
5.5 in
Actual size
1 x 5-1/2
Common lengths (ft)
6, 8, 10, 12 (and 16 for dimension lumber)
Notes
A nominal 5/4x6 softwood board measures 1 x 5-1/2 in after drying and surfacing on four sides (S4S).
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