Armstrong International B1669-5 Pressure Change Assembly 30067439-890 To ensure accuracy for pressure

To ensure accuracy for pressure switch calibration

veteran technicians should always verify the final set points using a calibrated gauge set during system startup to ensure absolute precision

this transducer is suitable for many high-side applications

allowing for versatile control of either heating or cooling equipment

Armstrong International B1669-5 Pressure Change Assembly 30067439-890 To ensure accuracy for pressureThe Armstrong International B1669 5 Pressure Change Assembly is the critical repair component for restoring the positive shut off and operational efficiency of inverted bucket steam traps. Featuring a precision lapped 7 64" orifice, this PCA kit is engineered to withstand differential pressures from 125 PSI to 250 PSI depending on the trap body. As a veteran grade steam trap repair part, the B1669 5 includes the stainless steel valve, valve seat,