Graco 166551 Needle Valve
The Graco 166551 Needle Valve provides precise fluid control and reliable shut-off to keep your sprayer operating smoothly.
- OEM Graco replacement part
- Ensures consistent spray flow
- Helps prevent leaks and pressure loss
- Fits multiple Graco professional sprayers
Graco 166551 Needle Valve – OEM Replacement Part
Compatible Machines
The Graco 166551 Needle Valve is used across several Graco professional sprayers. Below is a confirmed list of machines where this valve is typically found:
- Graco 390
- Graco 395
- Graco 495
- Graco 595
- Graco Ultra Max II Series
- Graco GMAX Series (select units)
- Graco GH Series (select units)
Product Details
The Graco 166551 Needle Valve is a precision-engineered component that regulates fluid movement inside the sprayer’s fluid section. It ensures consistent flow, proper shut-off, and smooth spraying performance. Worn or damaged needle valves can cause flow irregularities, leakage, or pattern distortion, making timely replacement essential for maintaining peak sprayer efficiency.
| Part Number | 166551 |
|---|---|
| Part Type | Needle Valve |
| Application | Controls internal fluid flow and provides precise shut-off |
| Material | OEM Graco metal construction |
| When to Replace | Leakage, uneven pressure, poor shut-off, or spray pattern issues |
Why Choose This OEM Valve?
OEM needle valves are built to exact tolerances that ensure correct seating, durability, and smooth fluid shut-off. Using original parts prevents compatibility issues and maintains full sprayer performance.
Frequently Asked Questions
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