The 4MJ-4MJ Straight Union Large Hex from Fittings Unlimited Inc is designed for robust fluid transfer applications. This fitting features a large hex design for easy installation and removal, ensuring a secure connection. Constructed from high-quality materials, it meets industry standards for durability and reliability. With a size of 4MJ, it is compatible with various systems requiring a straight union connection. Ideal for hydraulic and pneumatic applications, this fitting provides excellent pressure ratings and is suitable for use in demanding environments.