Federal regulations · Through 2026-08-25 · Newer source version available

46 CFR 153.368: Pressure-vacuum valves.

Where this section sits in the code

Title 46—Shipping
CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
SUBCHAPTER O—CERTAIN BULK DANGEROUS CARGOES
PART 153—SHIPS CARRYING BULK LIQUID, LIQUEFIED GAS, OR COMPRESSED GAS HAZARDOUS MATERIALS
Subpart B—Design and Equipment

(a) The pressure side of a required pressure-vacuum relief valve must begin to open only at a pressure exceeding 3.5 kPa gauge (approx. 0.5 psig).

(b) A pressure-vacuum relief valve must meet the requirements of Subpart 162.017 of this chapter.

Collected 2026-08-27T02:26:22Z. Source file · JSON