

The Graco 166466 Female Pipe Tee Fitting is a three-way female-threaded NPT connector used in Graco fluid and plumbing assemblies for branching paint or fluid lines.
This Graco 166466 Female Pipe Tee Fitting is used across various Graco fluid-handling and plumbing systems, especially in circulation lines, flush kits, and manifold connections. It appears in multiple service manuals but without a complete confirmed list of individual sprayer models.
The Graco 166466 Female Pipe Tee Fitting is a precision-engineered three-way fitting featuring female NPT threading on all three ports. It creates a durable branch connection within paint, coating, or fluid lines. This component is commonly installed where a reliable tee junction is needed within Graco plumbing layouts.
| Part Number | 166466 |
|---|---|
| Description | Female Pipe Tee Fitting (three-way female NPT) |
| Thread Type | Female NPT (all three sides) |
| Typical Use | Branch connections in Graco fluid/plumbing systems |