Try e-gunparts.com and Marlin
We have 10-rd magazines for that model. sales@countrygunsmith.net
The Model 336 was not manufactured by Winchester... instead, it is a Marlin made lever-action. Contact Marlin through their website for parts & service. Bert H.
Numrich Arms has a schematic of it.
this is a bolt action rifle
The marlin model 980 bolt action .22WRM,was made by marlin between 1962-1970.There price range is between 75-135 dollars.
The marlin model 80dl was made by marlin from 1940-1965.
I think it was Marlin. For sure it was Marlin
Marlin did not make an 890. but they did make an 89C (often mistaken for an 890) This is a box magazine fed .22 LR semi-auto. If that is what you have, here is a link to a video showing assembly/ disassembly. https://www.youtube.com/watch?v=d1hpc-k28Cg
The Marlin firearms company produced pump action shotguns from 1898(the Marlin model 1898)all the way up to 1985(The model 120 Magnum shotgun).during that time span Marlin made 17 different model pump action shotguns.
Replacement parts are available through Marlinfirearms.com or: Numerich gunpartscorp.com Jack First jackfirstgun.com Bob's Gun Shop gun-parts.com Instructions on how to install the spring are available in the Gun Digest Assembly/Disassembly volume IV for Sproting Rifles, available at: http://www.krausebooks.com/category/firearms_knives
Depending on condition, a Marlin 1895 lever action in 45-70 sells for $400-$500.
The marlin 1897 lever action 22 is valued at $555 in fair condition. In excellent condition, it is valued at $1,150.