The Permaswage® D10010-04 Flared Sleeve is designed for repairing or replacing 1/4-inch (size -04) flared tube end connections in 0–3,000 PSI aerospace hydraulic systems. This precision sleeve is swaged directly onto the tube to create a permanent, leak-free connection and is intended for use with the Permaswage® D10006 Coupling Nut during the repair of damaged flared tube assemblies. Manufactured to demanding aerospace standards, the D10010-04 delivers exceptional strength, corrosion resistance, and long-term reliability for commercial, military, and defense aircraft hydraulic applications. It is a critical component for maintaining the integrity and performance of high-pressure aerospace hydraulic systems. The D10010 series is identified in the Permaswage® 0–3,000 PSI Installation and Inspection Manual for flared tube end repair applications.