NATO Stock Number
5510-00-558-0420
Sold in multiples of
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 coal-tar creosote or creosote coal-tar solution or creosote petroleum solution or pentachlorophenol in heavy petroleum solvent or pentachlorophenol in heavy petroleum solvent or pentachlorophenol in light petroleum solvent or pentachlorophenol in volatile solvent
Species-grade And Grading Association
Any acceptable no. 1 northeastern lumber manufacturers association or any acceptable no. 1 northern hardwood and pine manufacturers association or any acceptable no. 1 west coast lumber inspection bureau or any acceptable no. 1 western wood products association or pine, southern no. 1 southern pine inspection bureau or redwood no. 1 redwood inspection service
Moisture Content Retention Percentage
19.0
Random Length
6 ft and longer with a max of 10 pct to be 6-9 ft and a min of 40 pct to be 14 ft and longer
Width-location And Measuring Method
12.000 inches specified
Measuring Method And Length
6.000 feet random
Surface Condition Degree
Surfaced four sides
Thickness-location And Measuring Method
2.000 inches specified
Typical Wood Products Use
Preservative treated high quality construction for use in fresh water or ground contact
Service Usage
Lumber and in fresh water and contact w/ground and important structural members in contact with ground or fresh water
Supplementary Features
See table 1, tt-w-571 for acceptable species, unit of issue bf
Specification Data
81348-mm-l-751 government specification
Nondefinitive Specification/std Data
3 table