

The Graco 15A840 Valve Cap secures and seals the valve chamber for reliable fluid control in high-pressure systems.
| System / Model Type | Description |
|---|---|
| Graco Airless Sprayer Pumps | High-pressure sprayer units where valve end-caps contribute to fluid containment and flow control |
| Graco Plural-Component Dispense Systems | Dual fluid systems requiring robust end caps to handle chemical and solvent-based coatings |
| Graco Valve Repair & Service Modules | Service kits for valve blocks where the cap is replaced to renew seal integrity and pressure resilience |
The Graco 15A840 Valve Cap is a precision-engineered end-cap component designed to secure and seal the valve chamber in high-pressure fluid systems. As a critical interface component, it prevents leakage, isolates internal valve elements, and maintains consistent fluid flow dynamics under demanding operational conditions.
Manufactured with high-tolerance machining and robust materials, the 15A840 Valve Cap ensures long-term durability and performance in industrial coating applications. Whether part of routine maintenance or a full valve rebuild, this cap supports system reliability by maintaining tight sealing, resisting corrosion, and facilitating streamlined serviceability.
| Part Number | 15A840 |
|---|---|
| Component Type | Valve Cap / End-Cap Assembly |
| Use Case | Seals and supports the valve chamber in high-pressure fluid handling systems |
| Material | Precision-machined metal alloy body with high-performance sealing interface |
| Function | Provides a secure closure to the valve chamber and ensures fluid containment and flow stability |
| Serviceability | Designed for routine replacement during valve rebuilds or fluid system maintenance |
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