Graco 866133 3/8 NPT to 1/4 NPT Fitting
The Graco 866133 Fitting is a durable adapter for airless sprayers, providing a secure connection between different NPT thread sizes. Ideal for professional paint applications.
- Connection 1: 3/8" NPT
- Connection 2: 1/4" NPT
- Material: Metal/Steel
- Use: Hose or port adapter for airless sprayers
- Part Number: 866133
Product Overview: Graco 866133 3/8 NPT x 1/4 NPT Fitting
This is a **genuine Graco replacement fitting** designed to convert a 3/8" NPT connection to a 1/4" NPT connection. It’s used in fluid and hose systems on airless sprayers and ensures a secure thread connection between larger and smaller NPT threaded segments. It is ideal for paint, coatings, and other high‑pressure fluid applications. Compatible with equipment requiring a 3/8" NPT to 1/4" NPT transition. :contentReference[oaicite:1]{index=1}
Technical Specifications
| Part Number | 866133 |
|---|---|
| Connection 1 | 3/8" NPT |
| Connection 2 | 1/4" NPT |
| Material | Metal/Steel Threaded Fitting |
| Typical Use | Adapter between threaded hoses/sprayer ports |
Compatible Machines
Below are machines and systems where the **Graco 866133 Fitting** is referenced as a service part or compatible adapter (verified from parts lists or service manuals): :contentReference[oaicite:2]{index=2}
- Airlessco GS800 Airless Paint Sprayer — included in the parts diagram requiring a 3/8" to 1/4" NPT fitting (e.g., 866133). :contentReference[oaicite:3]{index=3}
Frequently Asked Questions
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