Graco 24Y321 Prime Valve Repair Kit
$34.68
$36.70
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OEM prime valve repair kit used to restore proper pump start/stop fluid control:
- Part No: 24Y321 — Prime Valve Repair Kit
- Includes: Valve seats, seals, O‑rings
- Use: Restores prime/dump valve sealing
- Application: Graco airless and industrial spray pumps
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
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Compatible Machines & Overview — Graco 24Y321 Kit, Repair Prime Valve
The Graco 24Y321 Kit, Repair Prime Valve is a genuine OEM service kit designed to replace or rebuild the prime/dump valve assembly within compatible Graco spray pumps. A properly functioning prime valve is vital for correct fluid direction and pump priming.
✔️ Compatible Machines & Applications
- Graco airless sprayers that specify prime valve part number 24Y321
- Industrial spray systems with prime/dump valve assemblies requiring service
- Pump maintenance routines calling for prime valve rebuilds
- Systems experiencing fluid backflow or priming issues
Kit Components & Function
| Component | Purpose |
|---|---|
| Valve Seals | Restores leak‑free prime valve sealing |
| O‑Rings | Prevents fluid bypass around moving components |
| Valve Seats | Ensures correct seating during prime/dump cycles |
Product Details
The prime valve controls fluid path during pump startup and shutdown. Worn seats or seals can lead to backflow or difficulty priming — replacing these components restores proper operation and helps avoid downtime.
Frequently Asked Questions
Replacement prevents leakage and restores correct priming functionality.
Yes — restoring the prime valve improves start/stop control and reduces fluid backflow.
Yes — designed to meet original Graco specifications for this prime valve assembly.
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