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The ASHCROFT 94337 is an industrial analog pressure gauge designed for accurate system pressure monitoring across a wide range of commercial and industrial fluid and gas applications. It features a 3.5-inch dial with a 0 to 60 psi range and delivers 1 percent of scale accuracy, making it a reliable choice for process systems where consistent readings matter. The gauge uses a lower-mount NPT threaded connection and is housed in a stainless steel case. It is installed by licensed plumbers, HVAC technicians, pipefitters, and industrial maintenance professionals.
This gauge is suited for residential and commercial HVAC systems, plumbing pressure monitoring, compressed air lines, and general industrial process piping. The lower-mount configuration allows direct in-line installation on pipe risers, manifolds, and service ports. Its dry, non-liquid-filled design and polycarbonate lens make it appropriate for standard indoor and protected outdoor environments where IP54 and IP65/NEMA 4 ratings apply. The 316 stainless steel Bourdon tube provides corrosion resistance for use with mildly aggressive media.
Designed as an OEM-style industrial pressure gauge for use on NPT-threaded ports in HVAC, plumbing, compressed air, and general process piping systems requiring a 3.5-inch lower-mount gauge in the 0 to 60 psi range.
Installation should be performed by a qualified plumber, pipefitter, or HVAC technician in accordance with applicable local codes and ASME B40.100 gauge installation guidelines. Always depressurize and isolate the system before removing or installing a pressure gauge. Apply an appropriate thread sealant to NPT threads and hand-tighten before using a wrench to avoid overtightening the brass or stainless fitting. Do not exceed the rated maximum pressure of 60 psi on this gauge.
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