Motor Guard Sub-Micronics Compressed Air Filters are the ultimate defense against damaging, dirty air. Designed for installation at to the point of use, these filters remove particulates, condensed moisture and oil aerosols down to an incredible .01 microns in size. No other filter on the market provides this level of protection combined with a low pressure drop and ease of use. Produced from environmentally friendly unbleached, recycled cellulose, the wound element in the Motor Guard filter traps contaminants and absorbs large quantities of moisture and oil. The M-40 model is a mid-flow model for direct inline installation on 3/8 inch or larger lines. Mount one at every station to protect tools and other critical applications. Specifications: Pipe Size: 3/8 NPT; Nominal Airflow: 60 CFM; Filtration Rating: .01 Micron; Maximum Pressure: 125 PSI; Temperature Range: 32-175 F; Replacement Element: M-723.