

The Graco 166999 Street Elbow is a high-pressure 90° fitting used to connect 1/2" NPT(M) to 1/4" NPT(F) lines in industrial spray systems. Ideal for tight fluid routing and heavy-duty applications.
The Graco 166999 Street Elbow Fitting is a heavy-duty 90° connector designed for industrial use in high-pressure spraying systems. It features a 1/2" NPT male connection on one end and a 1/4" NPT female connection on the other, making it ideal for tight-angle fluid routing in heavy-coating applications. Built to withstand 500 bar (7250 psi), this fitting ensures durability and reliable performance in demanding environments.
| Key Specifications | |
|---|---|
| Part Number | 166999 |
| Type | Street Elbow – 90° |
| Thread Size | 1/2" NPT(M) × 1/4" NPT(F) |
| Pressure Rating | 500 bar / 7250 psi |
| Application | High-pressure industrial fluid systems |