

The Graco 15A615 Fluid Cover 1590 protects the fluid chamber of Graco 1590 diaphragm pumps, ensuring leak-free operation and maintaining pump integrity.
The Graco 15A615 Fluid Cover is a critical OEM component engineered for Graco’s 1590-series diaphragm pumps. This cover protects the internal fluid chamber, maintains system integrity, and plays a key role in ensuring reliable, leak‑free operation under rigorous industrial conditions.
| Specification | Detail |
|---|---|
| Part Number | 15A615 |
| Component Type | Fluid Cover / Chamber Cap |
| Compatible Pump Series | Graco 1590 Diaphragm (Husky) Pumps |
| Material | Aluminum (lightweight, durable) |
| Weight | ~4.48 lb (as per supplier spec) |
In the Husky 1590 pump, the 15A615 Fluid Cover safeguards critical internal components such as diaphragms, seats, and check valves by providing a rigid seal over the fluid chamber. Its aluminum build resists corrosion and stands up to heavy maintenance cycles. Removing and reinstalling this cover during routine servicing helps maintain pump efficiency and prolongs component life.
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