NATO Stock Number
5510-00-550-6847
Sold in multiples of
1 BF
DEMIL
NO
Treatment Type
Preservative, tt-w-571
Preservative Solution Type
Ammoniacal copper arsenite or chromated copper arsenate, type i, ii or iii or coal-tar creosote or creosote coal-tar solution or creosote petroleum solution or pentachlorophenol in heavy petroleum solvent
Species-grade And Grading Association
Douglas-fir, coastal no. 1 structural west coast lumber inspection bureau or douglas-fir, coastal no. 1 western wood products association or hemlock, western no. 1 structural west coast lumber inspection bureau or hemlock, western no. 1 western wood products association or larch no. 1 western wood products association or pine, southern no. 1 sr timbers southern pine inspection bureau
Random Length
10 ft and longer with a max of 10 pct to be 10 ft long and a min of 50 pct to be 14 ft and longer
Width-location And Measuring Method
2.000 inches specified
Measuring Method And Length
1.000 feet random
Surface Condition Degree
Rough-unsanded full length
Thickness-location And Measuring Method
6.000 inches specified
Typical Wood Products Use
Preservative treated high quality construction for use in fresh water or ground contact
Service Usage
Timbers and important structural members in contact with ground or fresh water
Supplementary Features
Tt-w-571, table 1, unit of issue bf
Specification Data
81348-mm-l-751 government specification
Nondefinitive Specification/std Data
3 table
