

The Graco 151519 Reducing Nipple Fitting connects hoses or pipes of different thread sizes, ensuring secure and leak-free connections in Graco spray, pump, and foam systems.
| Machine Model | Notes |
|---|---|
| Graco Low-Pressure Regulator Kits | Used for connecting different thread sizes in fluid assemblies |
| Graco Proportioners & Pumps | Step-down fitting for hose or pipe connections |
| Other Graco Spray or Foam Equipment | Check machine parts diagram for exact fitment |
The Graco 151519 Reducing Nipple Fitting is an OEM replacement fitting used to connect hoses or pipes of different thread sizes in Graco spray, proportioner, and foam systems. It ensures proper fluid flow and maintains leak-free connections.
| Feature | Benefit |
|---|---|
| Reducing nipple design (1/4" x 1/8" NPT) | Connects different thread sizes safely and efficiently |
| Durable construction | Ensures long-term use under pressure without leaks or failures |
| OEM part number 151519 | Guarantees proper fit for Graco regulator, pump, and spray assemblies |
Always verify your machine’s parts diagram before installation. The reducing nipple fitting ensures correct connection between hoses or pipes of different thread sizes and maintains system integrity.
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