Code of Federal Regulations · Section
§ 30.10-55 — -55 Pressure Vacuum Relief Valve—Tb/all
46 C.F.R. § 30.10-55
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The term pressure vacuum relief valve means any device or assembly of a mechanical, liquid, weight, or other type used for the automatic regulation of pressure or vacuum in enclosed places.
Authorizing Statute
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Superintendence of the merchant marine46 U.S.C. § 2103