NATO Stock Number
5510-00-551-9864
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 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 structural west coast lumber inspection bureau or any acceptable no. 1 western wood products association or pine, southern no. 1 sr timbers southern pine inspection bureau or redwood no. 1 structural redwood inspection service
Random Length
10 ft and longer with a max of 1 pct to be 10 ft and a min of 50 pct to be 14 t and longer
Width-location And Measuring Method
12.000 inches specified
Measuring Method And Length
10.000 feet random
Surface Condition Degree
Rough-unsanded full length
Thickness-location And Measuring Method
6.000 inches specified
Typical Wood Products Use
Preservative treated beams, stringers, posts, timbers, columns and struts for above ground use
Service Usage
Timbers and for use above ground
Supplementary Features
See table i, tt-w-571 for acceptable species; specify type preservative desired; unit of issue bf
Specification Data
81348-mm-l-751 government specification
Nondefinitive Specification/std Data
Iii table
