Graco 188626 Back-Up Washer
The Graco 188626 Washer Back-Up supports seals and packings by preventing extrusion under pressure.
- OEM back-up washer
- Improves seal stability
- Designed for high-pressure use
Graco 188626 Washer Back-Up for Seal Support and Stability
Compatible Machines
- Graco pump seal and packing assemblies
- Graco fluid control systems using back-up washers
The Graco 188626 Washer Back-Up is an OEM component designed to reinforce seals and packings by preventing deformation or extrusion under operating pressure. It helps extend seal life and maintain consistent system performance.
Key Features
- OEM Graco back-up washer for exact fit
- Supports seals in high-pressure applications
- Reduces premature seal failure
- Durable, dimensionally stable construction
Installation & Usage Tips
- Install in the correct order relative to seals.
- Ensure washer sits flat without distortion.
- Replace during seal or packing service.
- Do not reuse if warped or damaged.
Frequently Asked Questions
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