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CFR > Title 33 - Navigation and Navigable Waters > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER O—POLLUTION (parts 151 to 159) > PART 159—MARINE SANITATION DEVICES > SUBPART C—Design, Construction, and Testing (§159.51 to §159.131) > 159.87—Removal fittings.
159.87—Removal fittings.
If sewage removal fittings or adapters are provided with the device, they must be of either 1 1/2 ″ or 4″ nominal pipe size.