The 37 Flare Insert 18X1.5 from Fittings Unlimited Inc is designed for secure connections in hydraulic systems. This fitting features a 37-degree flare design, ensuring a leak-free seal under high pressure. Constructed from durable materials, it is built to withstand harsh environments and provide long-lasting performance. With a size specification of 18X1.5, it is compatible with various piping systems, making it versatile for different applications. This fitting meets industry standards, ensuring reliability and efficiency in every installation.