Doors and hatches
Pink Interior Door Old Double
Press & hold Activate to lock it or set a combination. Upgrade & repair with a construction tool using the secondary action.
Harvest drops
Wood× 2
Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.
Drops when destroyed
Brass× 40
When it collapses
Falling, it leaves 
Wood Debris (Terrain) (75% of the time) where it lands.