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CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER F—MARINE ENGINEERING (parts 50 to 64) > PART 64—MARINE PORTABLE TANKS AND CARGO HANDLING SYSTEMS > SUBPART B—Standards for an MPT (§64.11 to §64.55) > 64.39—Valve securing device.
64.39—Valve securing device.
Each filling and discharge valve must have a securing device to prevent unintentional opening.