| Class |
Group |
Description |
|
540
|
450
|
Plywood, Fir, Exterior Plyform Type
|
|
540
|
450
|
Plywood, Fir, Interior Type
|
|
540
|
490
|
Posts, Wood, Untreated.
|
|
540
|
490
|
Post, Hardwood Species;
|
|
540
|
490
|
Post, Southern Pine;
|
|
540
|
530
|
Sawdust, Shavings And Firewood.
|
|
540
|
530
|
Sawdust
|
|
540
|
530
|
Shavings, Wood,
|
|
540
|
580
|
Sheetrock And Ancilliary Materials.
|
|
540
|
580
|
Gypsum Wallboard; Adhesive,
|
|
540
|
580
|
Gypsum Wallboard; Backer Board & Core-
|
|
540
|
580
|
Gypsum Wallboard Compound; Bedding,
|
|
540
|
580
|
Gypsum Wallboard; Fire Resistant Rated,
|
|
540
|
580
|
Gypsum Wallboard; Furring Channel,
|
|
540
|
580
|
Gypsum Wallboard; Insulating Foil-Backed
|
|
540
|
580
|
Gypsum Wallboard; Joint Tape,
|
|
540
|
580
|
Gypsum Wallboard; Metal Stud & Track,
|
|
540
|
580
|
Gypsum Wallboard; Molding, Corner Bead,
|
|
540
|
580
|
Gypsum Wallboard; Regular Board,
|
|
540
|
580
|
Gypsum Wallboard; Resilient Channel,
|
|
540
|
580
|
Gypsum Wallboard; Sound-Deadening Board,
|
|
540
|
580
|
Gypsum Wallboard; Water Resistant,
|
|
540
|
670
|
Sheets, Pressed Paper, Building.
|
|
540
|
670
|
Sheets, Pressed Paper, All Weather
|
|
540
|
670
|
Sheet, Pressed Paper; Interior,
|
|
540
|
670
|
Sheet, Pressed Paper; Sound Deadening,
|
|
540
|
710
|
Sheets, Pressed Wood, Building,
|
|
540
|
710
|
Hardboard; Prefinished Perforated Panel
|
|
540
|
710
|
Hardboard; Prefinished Textured Panel,
|
|
540
|
710
|
Hardboard; Prefinished Tile Pattern
|
|
540
|
710
|
Hardboard; Prefinished Wood Grain Panel,
|
|
540
|
710
|
Hardboard Sheet; Unfinished,
|
|
540
|
710
|
Hardboard Siding;
|
|
540
|
760
|
Shingles And Shakes, Wood
|
|
540
|
760
|
Shake, Wood; Handsplit & Resawn Tapered,
|
|
540
|
760
|
Shake, Wood; Handsplit, Straight-Split,
|
|
540
|
760
|
Shake, Wood; Handsplit, Taper-Split,
|
|
540
|
760
|
Shake, Wood; Machine-Grooved,
|
|
540
|
760
|
Shingle; Wood,
|
|
540
|
850
|
Siding, Prefinished Particleboard
|
|
540
|
850
|
Siding; Prefinished Particleboard, Lap,
|
|
540
|
850
|
Siding; Prefinished Particleboard Panel,
|
|
540
|
890
|
Stakes, Engineers', Surveying.
|
|
540
|
890
|
Stake, Engineer; Survey, Untreated Wood,
|
|
540
|
890
|
1/2" X 2" X 48", Packaged 50/Bundle
|
|
540
|
890
|
1" X 1" X 12", Packaged 25/Bundle
|
|
540
|
890
|
1" X 1" X 18", Packaged 25/Bundle
|
|
540
|
890
|
1" X 1" X 24", Packaged 25/Bundle
|
|
540
|
890
|
1" X 1" X 36", Packaged 25/Bundle
|
|
540
|
890
|
1" X 1" X 48", Packaged 25/Bundle
|
