Stemco Inc

Daylen D Borders

Paul S Perry

A hubcap vent plug is disclosed which includes a plug body having inlet vent structure for accommodating air flow into a bearing chamber during wheel end pressurization, outlet vent structure for accommodating gaseous flow out of the bearing chamber during wheel end depressurization, a first one-way check valve operatively associated with the inlet vent structure, a second one-way check valve operatively associated with the outlet vent structure, and an annular seal member mounted on the plug body for sealingly engaging the periphery of a reception port formed the end wall of the hubcap.

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Longview, TX, United States of America

Daylen D Borders