The 30 Blanking Plug w/OR Heavy from Fittings Unlimited Inc is engineered for secure sealing in fluid systems. This heavy-duty blanking plug features a 30 size and is equipped with an O-ring for enhanced leak prevention. Constructed from high-quality materials, it ensures durability and resistance to wear and tear. This plug is ideal for applications requiring reliable closure of ports and connections, meeting industry standards for safety and performance. Its easy installation process makes it a go-to solution for professionals looking to maintain system integrity.