Charlotte Pipe 1/2 in. PVC Sch. 40-FPT Cap PVC021170800HD - The Home Depot
End cap ø 40/50 mm and threaded 1 1/2 inch PVC pressure JB-IN-SAM34...
1-1/2 Inch PVC Pipe End Cap - 1-1/2 Inch PVC Male Threaded Pipe End Cap - 1- 1/2" PVC Threaded Cap - Sch 40 MNPT 1 1/2 PVC Pipe Fittings for Plumbing Water Line 1 PC in a Pack - Amazon.com
5140035 PVC & Accessories 1-1/2" PVC End Cap
Charlotte Pipe 1-1/2 In. FIP Schedule 40 Threaded PVC Cap – Hemlock Hardware