NN = number off the line that day (max.99) EXAMPLES: - K0604202 means the manufacturing date is and it was the 2nd guitar built that day in Kiso Factory. For the 1980s custom era, the two standard classifications are the Student and Custom model. As far as I know the 6 digit #'s were used on Japanese imports even though the neck plate says Fort Worth, Texas. The serial number is stamped or as a sticker on the back of the headstock, the neck plate or on (semi) acoustic guitars on the bottom inside the body. Modern Epiphone mandolin � There is a controversial epiphone guitar using �LU� serial number. Jackson X Series Concert Bass CBXNT V Electric Bass Guitar, Laurel, Gloss Black. It's definitely an older model, as the serial number indicates it was made in 1996, so I'm thinking it's a Japanese model. If you want to buy steroids in the UK, then you should give preference only to drugs from trusted manufacturers. Below are the guitar serial numbers that have been registered with the Ovation Gallery website.
The chart below details Fender serial number schemes used from 1965 to 1976.