Just Rite 8-902S Brass Safety Drum Faucet Spigot Petroleum Gas 2" Bung Vent Set

New Surplus, Acquired From Spare Parts Storeroom.
These are selling as a set.
Both mount on a barrel. One is on the 2" end with a vent. Other one is on the 3/4" NPT side.
The spigot side has 1/2"-27UNS thread size. This is special to gas type fittings.