417-2090 Spa Heater Tailpiece 1-1/2" Socket, 3.1" OD threads. 1.9" inside diameter socket for 1-1/2" pvc pipe

Spa Heater Tailpieces for industry standard 3" buttress thread x 1-1/2" Socket for 1-1/2 inch PVC pipe size. This PVC coupling connects the hot tub heater to 1-1/2 inch PVC pipe fittings, has female socket to fit any 1-1/2" fitting or 1-1/2" pvc pipe. Features o-ring groove for standard o-ring or ridged gasket. Measures 3-1/16" outside diameter of threads, approximately. And socket is like any standard 1-1/2" female socket, it measures 1.900" inside diameter.

Requires p/n 805-0229 o-ring to seal against stainless flange of typical 2 inch spa heater. Or molded gasket p/n HU20RMG