The Permaswage® D9854-06 Cross Fitting is designed for use with 3/8-inch (size -06) tubing in 0–3,000 PSI aerospace hydraulic systems. This precision four-way cross fitting provides a permanent, leak-free connection for branching hydraulic lines in multiple directions while maintaining maximum system integrity and flow performance. Manufactured to stringent aerospace standards, the D9854-06 delivers exceptional strength, corrosion resistance, and long-term durability for commercial, military, and defense aircraft hydraulic applications. It is a critical component for maintaining the reliability and performance of high-pressure aerospace fluid systems. The D9854 series is identified as the standard Cross Fitting for tube sizes -03 through -16 in the Permaswage® 3,000 PSI fitting catalog.