

Precision O-ring sealing kit engineered for D1 fluid sections in Graco diaphragm pumps, ensuring leak-free performance under chemical and high-pressure conditions.
| Equipment Type | Compatible Graco Platforms | Use Case |
|---|---|---|
| Air-Operated Diaphragm Pumps | Graco Husky Series (including 1040, 1050 configurations) | Chemical transfer, industrial fluid handling |
| Industrial Pump Assemblies | D1 fluid section configurations in Graco pump systems | Seal restoration and leak prevention |
| Process Fluid Systems | Graco pneumatic diaphragm pump units | Coatings, solvents, and general production fluids |
The Graco 26B687 Kit, O-Ring-D1 Fk-8 is a precision sealing set designed for maintaining fluid-tight integrity in Graco diaphragm pump fluid sections. It is used to replace worn or damaged O-rings within D1-configured assemblies, ensuring stable pressure control and reliable pump operation.
Built with high-performance FKM (fluoroelastomer) sealing material, the kit provides strong resistance to chemicals, heat, and abrasive industrial fluids commonly handled in Graco pump systems.