(AMPMECH) ZANDER FILTER ELEMENT, 1u, ZP13T. Condition is "New". ORI, *Filtration Grades for Fabricated Range ZP:General Purpose Filter (Aerosols (Oil, Water))0.44 psi (dry) - 1.45 psi (saturated) - 99.9999% (1μ)≤0.5 ppm (14.5 psi and 68°F (20°C))