Patent ID: 7972403

Claim:
A filter apparatus comprising: a filter housing having at least one opening; a plurality of retention tabs positioned proximate to at least one of said openings and secured to said filter housing; a connection fitting having: a tube segment sized and configured to be received into at least a portion of said at least one opening of said filter housing when in an installed position; at least one orientation tab secured to said connection fitting and positioned to be engageable between a portion of said plurality of retention tabs when in said installed position; a retention flange extending radially from said tube segment, said retention flange sized and configured to retentively engage with at least a portion of said retention tabs when in said installed position, said engagement of said retention tabs with said retention flange securing said connection fitting to said filter housing; wherein said connection fitting is rotatable about an axis of said at least one opening relative to said filter housing when said tube segment is received into said filter housing in a non-installed position; and wherein engagement between said at least one orientation tab and a portion of said retention flanges is operable to limit rotation of said connection fitting relative to said filter housing when in said installed position.