My product’s serial numbers are made from the manufacturing MMYY, variant attribute abbreviations and UID as follows:
Shaft Dia, Shaft Length, Jaw Code, are already created item variant attributes.
Serial Number Explanation: DS NN LXCC YYMM UID
01 NN (Shaft diameter in mm)
03: 3 mm shaft OD (Outer Diameter)
05: 5 mm shaft OD
10: 10 mm shaft OD
02 LX (Shaft Length code)
L1: 35.5 cm shaft
L2: 17.5 cm shaft
03 CC (Jaw Code)
RC
RS
FE
EM
TC
TS
EL
HR
BO
04 YYMM (Batch code)
YY: Last 2 digits of current year
MM: Last 2 digits of current month
05 UID (Unique identifier)
UID: 3 digit UID code unique for each piece
This will be very useful in automating serial number creation.