Milton 1111-5 1/2" NPT Polycarbonate Piggyback Filter Regulator Portable drain It is a cast iron

It is a cast iron wheel riding on a steel axle without the ball bearings

• Air connection kit with air pressure regulator for controlling pump speed

Abrasive wear is the result of metal being slowly worn away or removed over time

regulated air pressure must not exceed Federal recommended maximum

These pumps are available in two different lengths and pumping ratios to fit most any application as noted below

Milton 1111-5 1/2" NPT Polycarbonate Piggyback Filter Regulator Portable drain It is a cast iron1 2" NPT Polycarbonate Piggyback Filter Regulator 1 2" national pipe thread Maximum of 150 pounds per square inch Maximum of 100 standard cubic feet per minute Operating temperature range of 40 degrees Fahrenheit to 125 degrees Fahrenheit 1 2" NPT piggyback duo has the features of the standard regulator, plus the space saving convenience of a combined filter. This piggyback filter regulator comes with a 5 ounce polycarbonate bowl with a metal bowl