Up for sale is a lot of three Pall Fluorodyne II Kleenpak Capsule Filter KA1DFLP1 0.2um 1/2" 400cm2 expired 2015. Specs from the web:
Fluorodyne™ II DFL membrane in Kleenpak™ capsule, 0.2 µm sterilizing grade, 400 cm² EFA, ½ in. hose barb connections