About halfway down this page is a diagram of 3 of the variations. If it doesn't have an external hammer, it may have either an internal hammer or a striker. IIRC, one pin indicates striker. I haven't had one in years.

http://castboolits.gunloads.com/showthread.php?172049-Savage-219



About 1/4 down this page is an arrangement of parts.

https://www.gunpartscorp.com/gun-manufacturer/savstevspgfld/rifles-sav

Bruce

Last edited by bcp; 09/19/17.