33 CFR § 183.536
Seals and gaskets in fuel filters and strainers
August 2, 2023
§ 183.536 Seals and gaskets in fuel filters and strainers.
(a) [Reserved]
(b) Each gasket and each sealed joint in a fuel filter and strainer must not leak when subjected for 24 hours to a gasoline that has at least a 50 percent aromatic content at the test pressure marked on the fuel tank label.
[CGD 81–092, 48 FR 55737, Dec. 15, 1983]