Pentair Quick Connect 1-1/2" FBT Union Nut (352256Z) alliedinnovation A faceplate like this is

A faceplate like this is useful because it restores the front interface of the volute housing

A focused replacement like this is especially useful when the surrounding filter body remains serviceable and the weak point is isolated to the dirt catcher itself

The Unitherm governor helps regulate internal water temperature and flow conditions

Designed to match the FC-2767 reference

and this Magic Plastics UniBody version features a 2 inch union by 2 inch slip configuration with a 100 psi rating using the 0516-20 reference

Pentair Quick Connect 1-1/2" FBT Union Nut (352256Z) alliedinnovation A faceplate like this isThis 1 1 2 inch FBT union nut is a practical replacement piece for restoring a secure threaded connection on compatible Pentair quick connect plumbing assemblies. When a union nut becomes cracked, worn, cross threaded, or difficult to tighten, replacing the nut can help avoid nuisance leaks without replacing the complete fitting. It is especially useful during pump, filter, or equipment pad service where unions are opened repeatedly for maintenance.