eCFR
49 CFR 178.338 — Specification MC-338 Insulated Cargo Tank
Construction spec for MC-338 tanks: cryogenic liquids.
The construction specification MC-338 cargo tanks are built to. These are insulated tanks for cryogenic liquids, such as liquid nitrogen and oxygen.
Open it when you need to know what an MC-338 is supposed to be as built. For testing and inspecting a tank already in service, go to 49 CFR 180.407.
What a given tank may haul is set by the hazmat rules for each product, not by the tank type alone.
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