Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Stormbattered Casque Compares
Who It Suits
Plate is the armor type Death Knight, Paladin and Warrior wear. With Strength or Intellect, Stormbattered Casque suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
Transmog Sets
Stormbattered Casque is part of the transmog set Dreadwyrm Battleplate (Death Knight only). The other 16 pieces:
Blizzard numbers items as they are created, so the named items next to ID 141424 (141419 to 141429) were usually added in the same batch as Stormbattered Casque: the same quest line, zone, vendor or reward set.