The Original Aviation Spin-On Oil Filter, FAA/PMA Approved. This Oil Filter has many design features that benefit the customer to assure improves filtration performance. The full size filter design incorporates the following features as compared to the competitive filters: Thickest can and base plate with full weld integrity, Highest burst pressure rating – 700 psi, More filtration media – 311 sq. inches, Only filter to meet TCM bypass relief valve specs for 12-14 psi. New Technology: Magnetic secondary filtration system that attracts steel particles too small to be filtered in the media.