Sun Shipbuilding Co Vacuum & Steam Pressure Gauge

Updated August 8, 2026

Vintage industrial vacuum and steam pressure gauge manufactured by U.S. Gauge Co., New York, and marked for Sun Shipbuilding & Dry Dock Co., Chester, Pennsylvania. The dial features a vacuum scale to 30 inches and a pressure scale to 10 PSI, labeled "Vac. and Steam," with a brass bezel and heavy-duty mounting body. A desirable piece of American maritime and industrial history. Measures approximately 5 1/2" diameter x 2" tall.

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