Logosol B1001 - Bolts & Nuts; Additional Symbols; Dimensions and Length

9
LOG HANDLING
The following symbols are used as supplements
to the symbols above to describe the design or
function of the fasteners.
Denition of fasteners.
The size of a fastener is written as a diameter
measurement (M) ISO 68-1. For bolts, this is
followed by a length measurement. The length of
the bolt is measured from below the head to the tip
of the bolt.
Low Tensilock Lock Countersunk
ADDITIONAL SYMBOLS
Allen bolt
Partial thread Allen bolt
Partial thread hex bolt
Hex bolt
Partial thread ange bolt
Flange bolt
Carriage bolt
Shoulder bolt
Phillips bolt
Slotted bolt
Set screw
Hex nut
Flat washer
Flange nut
BOLTS & NUTS
(Diameter)
DIMENSIONS/LENGTH
(Length)
M8 x 20