0304-C-03 : OneHydraulics Steel Cap Nut, 3/8-24 (-03) Female JIC

Our Series 0304-C JIC Cap Nuts are specifically designed to cover and protect male-threaded JIC (Joint Industry Council) connections, which feature the distinctive 37-degree flare. Made from durable carbon steel, these cap nuts provide a secure seal to prevent leaks, contamination, and damage to exposed threads. They are essential for safeguarding JIC fittings by keeping dirt, moisture, and other contaminants from entering the system, helping to maintain the integrity and performance of your hydraulic or pneumatic equipment. With a hexagonal shape, these cap nuts are easy to install and remove, ensuring long-lasting protection for unused JIC connections.