the Chevron Pneumatic Tubing 1063776 provides a reliable

providing a moisture-resistant interface with standard instrumentation cables

it is standard practice to use a compatible thermowell to protect the capillary and bulb assembly

This is an industry-standard 48-frame motor

Commercial Grade Performance: Built to meet the rigorous demands of industrial gas-fired heating systems

McDonnell & Miller 51-S-HD Water Feeder 30067439-890 the Chevron Pneumatic Tubing 1063776The McDonnell & Miller 51 S HD (Part Number 135800) is a heavy duty head mechanism only replacement designed specifically for Series 51 S mechanical water feeders. Engineered for high capacity systems up to 35,000 sq. ft., this unit is critical for maintaining precise water levels in low pressure steam and hot water boilers. Proportional feed action ensures a steady response to boiler demand, preventing the rapid cycling that stresses high volume