A date code is the year of manufacture followed by the week. It is an 8 digit code. Comprised of a 4 digit number followed by a 2 digit number, then another 2 digit number (which is sometimes alpha-numeric). This is an example of a valid date code - 2017-22-59.

What is date code meaning?

Date code / lot number is the number to identify when the component is being manufactured. It is for the factories production quality control and tracing purposes.

How do you read lot date codes?

How to Read Lot NumbersThe first two digits (18) is the year of manufacture (2018)The next two digits (02) is the month of manufacture (February)The next two digits (20) is the day of the month of manufacture (20th)The next digit (6) is our inter-company plant number.More items •Feb 19, 2018