Self-venting valve end cap and method

摘要: A one-piece, molded plastic end cap ( 1 ) is designed for installation in a diesel engine fuel filter. The comprises disk-shaped filter support component 2 ), with top portion adhesively connected to the center tube 8 and media 9 bottom which includes downward-facing, slotted, cylindrical nipple 3 ). distal of protrudes slightly from housing 7 threaded accept drain plug/self-venting valve 10 self-venting such that, internal vacuum broken through capillary-type action, air subsequently enters filter, contaminants (primarily water) are able freely.