There are different letters at the end of various Marlins 336 firearms, each of which have different meanings. A 'w' would mean 20 inch PG carbine, birch wood, and two barrel bands.
WAL-MART
The W means walnut. AC is walnut stained hardwood.
Your serial number indicates that your Marlin model 336W was made in the year 2009.
1978
2000
1977
Contact Marlin via their website and request an owner's manual
2005.
they were chambered in 30-30 so, perhaps you should try that first.
All that I can say is that the marlin model 336W/30AW were made during 1983-2007.Most of these were sold thru Wal-Mart.
I found the complete breakdown on google, I googled marlin 36, as i have a marlin 36a, and one of the first few choices were for the 336, It will be in the gun digest book of firearms, firearms assembly/disassembly, part IV centerfire rifles. 2nd edition.
I found the complete breakdown on Google, I googled marlin 36, as i have a marlin 36a, and one of the first few choices were for the 336, It will be in the gun digest book of firearms, firearms assembly/disassembly, part IV centerfire rifles. 2nd edition.