Plan: Arctic marine armor helmet is an armor plan in Fallout 76, introduced in the Fallout Worlds update.
Locations[]
It can be obtained by level 50+ player characters as a reward for successfully completing a Daily Op 
. Once learned, the plan will no longer drop from Daily Ops, thereby increasing the drop chances of other rare Daily Ops plans.
Vendors[]
Sold by Minerva as part of her rotating inventory.
Unlocks[]
The plan unlocks crafting of the arctic marine armor helmet at an armor workbench.