A-B1691742-AI PLUG-WELCH model-992204 It is part of the

It is part of the blower housing and exhaust system assembly

Bearing Type: Wide-insert ball bearing with collar (relubricable/greaseable)

101-1004-009 (Eaton Charlynn)

Designed as a direct replacement for OEM part number 643307

PB435000418

A-B1691742-AI PLUG-WELCH model-992204 It is part of theOne New Aftermarket Replacement Welch Plug Fits Briggs & Fits Stratton Small Engines This carburetor welch plug (Plug Welch) is a small disc shaped metal seal used to cover openings left in the carburetor body during machining. It seats tightly in the carburetor to prevent fuel and air leaks, maintaining proper fuel mixture and engine performance. Welch plugs are a standard replacement item during carburetor rebuilds on Fits Briggs & Fits Stratton