Vintage Marsh Instrument Co. Compound Gauge 30 VAC - 600 PSI Recalibrator
Rare vintage heavy-duty industrial compound gauge by Marsh Instrument Company! Features a high-visibility black 3.5-inch face tracking 30 VAC / In. Hg up to 600 PRESS PSIG. Built with a specialized "Recalibrator" adjustment screw and durable bronze bushed movement. Shows authentic cosmetic wear and patina with attached brass valve fittings, making it a perfect piece for functional industrial machinery setups, steampunk modifications, or unique vintage tool collections. Untested
Selling as Pictured 081326BS