Genuine Graco repair kit with 10 B-cylinder O-rings for restoring proper sealing in high-pressure proportioners and spray systems.
The Graco 288068 Repair Kit is a genuine service kit containing a 10-Pack O-Ring & Cylinder (Bcyl) set designed for maintaining proper sealing inside high-pressure proportioner and spray system cylinder assemblies. These O-rings restore sealing performance, prevent chemical leakage, and ensure consistent pressure control in spray foam and polyurea equipment.
| Component | Quantity | Function |
|---|---|---|
| Cylinder O-Rings (Bcyl) | 10 Pieces | Seal high-pressure cylinder assemblies to prevent fluid bypass and leakage |
This repair kit is used in Graco high-pressure proportioners and spray systems where the B-side cylinder requires periodic seal replacement due to wear from continuous chemical exposure and pressure cycling.
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