The 4MJ-4MBPP OR W/RET.WASH LNG90 fitting by Fittings Unlimited Inc is designed for reliable connections in fluid systems. Featuring a 4mm diameter and compatible with 4MBPP threads, this fitting is perfect for low-pressure applications. Constructed from high-quality materials, it meets industry standards for durability and performance. The inclusion of a retaining washer enhances its sealing capabilities, ensuring a leak-free connection. This fitting is ideal for both hydraulic and pneumatic systems, providing versatility and efficiency in various applications.