Graco 166412 Packing O-Ring
The 166412 Packing O-Ring is a durable OEM seal designed to maintain pump pressure and prevent internal leakage. Ideal for keeping your Graco sprayer running smoothly.
- Maintains pump sealing
- Reduces internal fluid leaks
- Fits multiple contractor-grade sprayers
- Long-life, chemical-resistant material
Graco 166412 Packing O-Ring
Compatible Machines
This genuine 166412 Packing O-Ring fits the following Graco airless sprayers:
- Graco Ultra 395
- Graco ST Max 495
- Graco Ultra Max II 595
- Graco Ultra Max II 695
- Graco Ultimate MX II 795
Product Description
The Graco 166412 Packing O-Ring is a high-quality sealing component used inside the pump assembly to maintain proper pressure, prevent internal leakage, and ensure smooth sprayer performance. This durable O-ring is designed for long service life, especially in demanding contractor-grade airless sprayers.
Made from high-resistance material, it delivers excellent chemical compatibility with a wide range of coatings, including latex, acrylics, primers, and solvents. It installs into the pump’s packing area and helps sustain a consistent sealing surface to improve pump operation and lifespan.
Key Features
- Ensures reliable sealing inside the pump section
- Prevents coating leaks and maintains consistent pressure
- Designed for long-lasting durability under heavy use
- OEM-grade fit and performance for multiple Graco sprayers
Technical Highlights
| Part Number | 166412 |
|---|---|
| Part Type | Packing O-Ring |
| Material | High-resistance seal material (chemical compatible) |
| Function | Maintains pump pressure & prevents internal fluid leakage |
Frequently Asked Questions
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