PRODUCT APPLICATIONPipe fitting plugs are used to close the end of pipes or pipe fittings, suitable for pipes and pressure fittings used in irrigation, underground sprinkler systems, swimming pools, outdoor applications and cold water supply pipes, sprinkler systems, etc.PRODUCT DETAILS Material: Nylon Thread Size: 3/4 NPT Hexagon Width: 8.5mm / 0.33" Thread Length: 10mm / 0.39" Overall Size: 30 x 17mm / 1.18 x 0.67" (Dia x H) Package Includes: 5pcs Pipe Plug End CapsPRODUCT ADVANTAGES1. Made of nylon, it operates within a temperature range of -40℃ to 100℃, and can to 120℃ for a short period. It is corrosion-resistant, acid and alkali resistant, has high strength, and is lighter than metal parts.2. The pipe fitting plug thread is precise and error-free, and it is not easy to loosen or slip. The included rubber ring ensures excellent sealing performance, preventing overflow and providing reliable protection for your pipeline system.ATTENTIONIt can be easily installed with a hexagonal wrench. It is not suitable for drinking water installation and is only suitable for cold water systems.