Initially, I just purchased online, but ordered the wrong part. I called and talked to a real person, who helped me order the correct part and offered a reasonably priced return shipping label. That was a welcome change from other recent online purchase interactions.
5/8" x 1/2" Inverted Flare x Male NPTF Solid Brass Elbow for Flared Tubing 402H
5/8" x 1/2" Inverted Flare x Male NPTF Brass Elbow
Use this 5/8" x 1/2" inverted flare x male NPTF elbow for hydraulic brakes, power steering, fuel and transmission cooler lines, and LP and natural gas. Designed for use with copper, brass, aluminum, and steel hydraulic tubing that can be flared. This elbow is reusable, features internal and protected seats and threads, has a compact vibration life, and affords very close tube bends. Meets specifications and standards of ASA, ASME, SAE, and MS (Military Standards).
Features
• 5/8" x 1/2" Inverted Flare x Male NPTF
• Temperature range: -65°F to +250°F (-53°C to +121°C)
• Vibration: Excellent resistance
• Tolerance: +/- .03
• Meets specifications and standards of ASA, ASME, SAE, and MS (Military Standards)

