Graco 826266 Fluid Seal Repair Kit
The Graco 826266 Fluid Seal Repair Kit restores factory-tight seals on your airless spray guns, ensuring reliable spraying performance and reduced downtime.
- Genuine OEM Part: High-quality Graco replacement seal components
- Compatible Guns: 26C625, 26C624, 288048, 288554 and custom fluid-housing setups
- Components Included: PTFE back-up ring, Fluoroelastomer O-ring, Acetal fluid gaskets
- Durable & Reliable: Maintains proper pressure and spray pattern
Overview: Graco 826266 Fluid Seal Repair Kit
The Graco 826266 Fluid Seal Repair Kit is an OEM replacement seal pack designed for the Graco 26C625 automatic airless spray gun and other guns with the same fluid housing. It restores factory-tight seals to reduce downtime and maintain consistent spraying performance.
Compatible Machines
- Graco 26C625 Automatic Airless Spray Gun – Primary compatible gun model
- Custom Fixtures – Any fixtures using the same fluid-housing stack-up
- Related Gun Models – 26C624, 288048, 288554 (Check manual for corresponding seal kits)
What’s in the Kit
- 2 Fluid Gaskets – Acetal, P/N 826267
- 1 O-Ring Packing – Fluoroelastomer, P/N 114244
- 1 Back-Up Ring – PTFE, P/N 114340
Key Features & Specifications
| Part Number | 826266 |
|---|---|
| Kit Type | Fluid Seal Repair Kit |
| Main Use | Restores factory-tight fluid seals on Graco spray guns |
| Materials | PTFE, Fluoroelastomer, Acetal |
| Operating Pressure | 5,000–7,250 psi |
Frequently Asked Questions
The kit contains 2 fluid gaskets (Acetal), 1 O-ring packing (Fluoroelastomer), and 1 PTFE back-up ring — all genuine Graco parts designed for precise fit and durability.
It fits the Graco 26C625 automatic airless spray gun and any custom fixtures using the same fluid-housing stack-up. Other related guns include 26C624, 288048, and 288554 (verify corresponding seal kits in your manual).
Follow the Graco service manual: relieve pressure, remove diffuser seat and old gasket stack, seat PTFE back-up ring, O-ring, and acetal gaskets in order, then re-torque diffuser to 20–25 ft-lb and test the spray pattern.
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