NATO Stock Number
5510-00-554-7761
Sold in multiples of
1 BF
DEMIL
NO
Treatment Type
Preservative, tt-w-571
Preservative Solution Type
Acid copper chromate or ammoniacal copper arsenite or chromated copper arsenate, type i, ii or iii or pentachlorophenol in light petroleum solvent or pentachlorophenol in volatile solvent
Species-grade And Grading Association
Any acceptable no. 2 northeastern lumber manufacturers association or any acceptable no. 2 northern hardwood and pine manufacturers association or any acceptable no. 2 west coast lumber inspection bureau or any acceptable no. 2 western wood products association or pine, southern no. 2 southern pine inspection bureau or redwood no. 2 redwood inspection service
Random Length
8 ft and longer with a max of 5 pct to be 8-9 ft and a min of 50 pct to be 14 ft and longer
Width-location And Measuring Method
6.000 inches specified
Measuring Method And Length
8.000 feet random
Surface Condition Degree
Surfaced four sides
Thickness-location And Measuring Method
4.000 inches specified
Typical Wood Products Use
Preservative treated for heavy construction, rafters, decking, beams and stringers for above ground use where cleanliness and paintability required
Service Usage
Lumber and for use above ground
Supplementary Features
See table i tt-w-571 for acceptable species. Unit of issue-bf
Specification Data
81348-mm-l-751 government specification
Nondefinitive Specification/std Data
3 table