This 5/8 in Aluminum 37° Flare Union is used in aerospace hydraulic systems and motorsport applications
| Type | Aerospace Aluminum Hydraulic Fittings |
| Style | 37° Flare Union |
| Size | 7/8" - 14 |
| Material | Aluminum |
| Tube O.D. | 5/8" |
| Color | Blue |
| Series | AN815 |
| Hex Size | 1-1/4" |
| AN Specification | AN815-10D |
| SAE Specification | AS5174D1010 |
| MS Specification | MS24392D10 |