[Product Size & Parameter] Size: 4AN. Thread Size: 7/16-20 UNF. Working Pressure: 1500PSI. Working Temperature Range: -40°F-250°F. Angle: 60 Degrees. Note: Please verify the hose size before purchase. [Application] These fittings are ONLY used with PTFE fuel lines for E85, alcohol, nitro, clutch, nitrous, power steering, oiling, hydraulics, and vacuum applications. A 360° swivel design allows for easy assembly. [Full Flow Hose End] Precision CNC machined hose end fitting features excellent wall thickness and achieves uninterrupted flow. [Anti-Leak Seal] At the AN side, there is a 37-degree flare angle to form a complete seal without applying an extra sealing compound. [Built to Last] The one-piece PTFE hose end fitting is made from lightweight 6061-T6 aluminum alloy, and a black anodized finish on the surface increases durability, anti-corrosion, and wear resistance. 1