1S
Side one
Self explanatory.
2S
Side two
Self explanatory.
AA
On surface
To indicate that the entity being specified is on the surface.
AB
Off surface
To indicate that the entity being specified is off the surface.
AC
Soluble
Specifies that the surface/layer/position being described is the soluble portion.
AD
Opposite corners
The surface or layer of the product being described is the opposite corners.
AE
Corner Diagonals
The surface or layer of the product being described are the corner diagonals.
BC
Back of cab
Self explanatory.
BS
Both sides
Self explanatory.
BT
Bottom
Self explanatory.
DF
Dual fuel tank positions
Self explanatory.
FR
Front
Self explanatory.
IN
Inside
Self explanatory.
LE
Left
Self explanatory.
OA
Overall
Self explanatory.
OS
One side
Self explanatory.
OT
Outside
Self explanatory.
RI
Right
Self explanatory.
RR
Rear
Self explanatory.
ST
Spare tyre position
Self explanatory.
TB
Tank bottom
Self explanatory.
TP
Top
Self explanatory.
TS
Two sides
Self explanatory.
UC
Under cab
Self explanatory.