The 4MJ-18MM w/Washer&O-Ring Straight Fitting from Fittings Unlimited Inc is engineered for high-performance fluid transfer. With a size specification of 4MJ-18MM, this fitting is compatible with various piping systems. Made from premium materials, it ensures durability and resistance to corrosion. This fitting is ideal for hydraulic and pneumatic applications, meeting industry standards for safety and efficiency. Its included washer and O-ring enhance sealing capabilities, making it a reliable choice for professionals looking for quality components in their systems.