Decoder is based on following information: Remington Year of Manufacture Codes maybe found on the barrel of your Remington rifle [or shotgun] on the left side, just forward of the receiver; the first letter of the Code is the month of manufacture, followed by one or two letters which are the year of manufacture.
For shotguns with removeable barrels, the code will be valid for the manufacture of the barrel; maybe for the receiver, as barrels do get switched around.
Information confirming the manufacturing coding used by Remington can be found online.
223 Rem (5.56x45 NATO) The .223 is a very popular round. If you are looking for more information about your particular Remington firearms, then the serial number can give you some useful insight into the date of manufacture of your specific gun.
In the picture below, you will see an example from a newer Remington 597 rifle with a manufacturing date of April 2006.
Who and what is covered by this warranty and for how long?
Remington warrants to you, the original purchaser of a new Remington firearm, that from the date of purchase, your Remington firearm will be free from defects in material and workmanship.