What year is this gun made

[Roaddog]

I have a Marlin 336A G61xxx . I nead to know the year to get the propper hammer extension for it.
Thanks
Roaddog

 

[Salmoneye]

G = 1950

http://oldguns.net/sn_php/marlinlookup.php

Should be a 'waffle top', and untapped from the factory...

 

[Roaddog]

Thanks Salmoneye. That's just what I neaded and I fiald the link so I'll have it next time.