430-005 - Threaded Coupling 1/2" — Sprinkler Supply Store
Amazon.com: FangKingNo 2pcs 2Inch White 2-Way PVC Male Adapter Pipe Fittings (Slip to Male Thread) Coupling with 2-Inch Male Hose Thread Schedule 40 -2 Pack (2") : Industrial & Scientific
Charlotte Pipe 3/4 In. FIP Sch. 40 Threaded PVC Coupling - Farmingdale, NY - Starkie Bros.