Vintage Copper / Bronze Marine Sight Gauge or Drain Column with Petcock Valve - Used

Application: Vintage copper and bronze sight-gauge / drain column with petcock valve, likely from a marine tank, heat exchanger, or steam-era boiler installation. Exact OEM application is not confirmed — no part number or data plate is visible. Condition: Used, take-off. Heavy copper patina and verdigris, bronze valve shows age; not pressure tested. Ends are taped for shipping/storage. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.