Patent ID: 9604856
Date: 2017-03-28
CPC Classifications: B01D,C02F

Claim:
1. A filter cartridge for installation in a housing having a housing seat, comprising: a filtration media compiled in a cylindrical pack having a radially outer face, a radially inner face defining a central cavity, a first axial end face, and a second axial end face; an end cap having an attachment portion bonded and sealed to an axial end of the filtration media, and a hub portion connecting the attachment portion to a non-circular locking portion axially spaced from the attachment portion, the locking portion extending radially beyond the width of the hub portion and including a sealing face having at least one annular sealing element for sealing against the housing seat, wherein the annular sealing element includes a first axially outwardly facing annular groove, and a first resilient sealing element disposed in the groove for sealing the end cap to the housing seat.