Watco Manufacturing 615-LT-PVC-CP 1.5-Inch Schedule 40 PVC Piping Lift and Turn Bath Waste Half Kit with Hub Adaptor, Chrome Plated Strainer body thread size: 1-1/2-Inch - 11-1/2 NPSM (course thread), 1.865-Inch outside thread diameter, 11.5 threads per Inch Manufactured in compliance with ASME A112.18.2-2005/CSA B125.2-2024 Designed for heavy-duty use in hotels, motels, and rental property Replaceable, drip-proof Buna-N-Seal For use with PVC piping