Measurements:

 

Technology Sintered
Material Polyethylene (PE)
Property Hydrophobic
Shape Cylinder
Diameter .638 ± .006 in (16.2052 ± 0.1524 mm)
Length .15 ± .01 in (3.81 ± 0.254 mm)
Pore Volume 20 -55 %
Airflow .2.91 cu ft/h @ .0433 psi (1374 ml/min @ 0.299 kPa)
Common Functions Filter, Vent