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Shrinkage / Swelling Table

Painting / Finishing Table

Standard Lumber Abbreviations

Moisture Content Table

Standard Lumber Abbreviations

Machining Table

The following standard lumber abbreviations are commonly used in contracts and other documents for purchase and sale of lumber.

AAR

Association of American Railroads

AD

Air dried

ADF

After deducting freight

ALS

American Lumber Standard

AST

Antistain treated. At ship tackle (western softwoods)

AV or avg

Average

AW&L

All widths and lengths

   

B1S

See EB1S, CB1S, and E&CB1S

B2S

See EB2S, CB2S, and E&CB2S

B&B, B&BTR

B and Better

B&S

Beams and stringers

BD

Board

BD FT

Board feet

BDL

Bundle

BEV

Bevel or beveled

BH

Boxed heart

B/L, BL

Bill of lading

BM

Board measure

BSND

Bright sapwood no defect

BTR

Better

   

C

Allowable stress in compression in pounds per square inch

CB

Center beaded

CB1S

Center bead on one side

CB2S

Center bead on two sides

CC

Cubical content

cft or cu. ft.

Cubic foot or feet

CF

Cost and freight

CIF

Cost, insurance, and freight

CIFE

cost, insurance, freight, and exchange.

CG2E

Center groove on two edges

C/L

Carload

CLG

Ceiling

CLR

Clear

CM

Center matched

Corn

Common

CS

Calking seam

CSG

Casing

CV

Center V

CV1S

Center V on one side

CV2S

Center V on two sides

   

DB Clg

Double beaded ceiling (E&CB1S)

DB Part

Double beaded partition (E&CB2S)

DET

Double end trimmed

DF

Douglas-fir

DIM

Dimension

DKG

Decking

D/S, DS, D/Sdg

Drop siding

D1S, D2S

See S1S and S2S

D&M

Dressed and matched

D&CM

Dressed and center matched

D&SM

Dressed and standard matched

D2S&CM

Dressed two sides and center matched

D2S&SM

Dressed two sides and standard matched

   

E

Edge

EBIS

Edge bead one side

EB2S, SB2S

Edge bead on two sides

EE

Eased edges

EG

Edge (vertical or rift) grain

EM

End matched

EV1S, SV1S

Edge V one side

EV2S, SV2S

Edge V two sides

E&CB1S

Edge and center bead one side

E&CB2S, DB2S, BC&2S

Edge and center bead two sides

E&CV1S, DV1S, V&C1S

Edge and center V one side

E&CV2S, DV2S, V&CV2S

Edge and center V two sides

   

f

Allowable stress in bending in pounds per square inch.

FA

Facial area

Fac

Factory

FAS

Free alongside (vessel)

FAS

Firsts and Seconds

FBM, Ft. BM

Feet board measure

FG

Flat or slash grain

FJ

Finger joint. End-jointed lumber using a finger joint configuration

FLG, Flg

flooring

FOB

Free on board (named point)

FOHC

Free of heart center

FOK

Free of knots

FRT, Frt

Freight

FT, ft

Foot or feet

FT. SM

Feet surface measure

   

G

Girth

GM

Grade marked

G/R

Grooved roofing

HB, H.B.

Hollow back

HEM

Hemlock

Hrt

Heart

H&M

Hit and miss

H or M

Hit or miss

   

IN, in.

Inch or inches

Ind

Industrial

   

J&P

Joists and planks

JTD

Jointed

   

KD

Kiln dried

   

LDR, Lbr

Lumber

LCL

Less than carload

LGR

Longer

LGTH

Length

Lft, Lf

Lineal foot or feet

LIN, Lin

Lineal

LL

Longleaf

LNG, Lng

Lining

   

M

Thousand

MBM, MBF,   M. BM

Thousand (feet) board measure

MC, M.C.

Moisture content

MERCH, Merch

Merchantable

MG

Medium grain or mixed grain

MLDG, Mldg

Molding

Mft

Thousand feet

MSR

Machine stress rated

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