The PT Coupling VF400E is a 4-inch stainless steel coupling made from 316-grade stainless steel, providing superior corrosion resistance and strength for demanding applications. This coupling is designed for high-pressure fluid transfer, making it ideal for industrial environments. Its robust construction ensures a secure fit with standard hoses and fittings, while the 316 SS material offers enhanced durability against harsh chemicals and extreme temperatures. The VF400E meets industry standards for safety and performance, making it a trusted choice for professionals seeking reliable coupling solutions.