203-1742: 1 5/16" Cavity Plug

A Cavity Plug is fitted securely into the cavity in the manifold assembly of the service brake control valve, providing an effective seal to prevent fluid leakage. The primary purpose is used to prevent the fluids from leaking out and protect them from external contaminants, such as dust, dirt, or moisture. This plug helps the brake control valve regulate the hydraulic pressure that actuates the brakes. Attributes: • Withstands high fluid pressure and vibrations in the control valve • Prevents the entry of dust or other contaminants into the control valve Applications: A Cavity Plug is used to seal off or block a particular chamber or cavity within the manifold of the service brake control valve. It seals and secures the ports, or passages, effectively preventing the escape of fluids from the manifold.