Plan: Submachine gun hardened receiver

Plan: Submachine gun hardened receiver is a plan in Fallout 76.

Location

 * Random reward for completing Daily: Someone to Talk To, Event: The Messenger, Event: Uranium Fever, Event: Distinguished Guests, Event: One Violent Night, Event: Guided Meditation.
 * Low chance for receiving it during Daily: Mistaken Identity, Novice of Mysteries, Hunter/Hunted PVP, or any of the Powering Up quests.

Unlocks
This plan unlocks crafting of the hardened receiver mod for the submachine gun at a weapons workbench.