Graco 112691 Compression Spring
The Graco 112691 Compression Spring is an OEM-grade replacement designed to maintain proper valve tension and ensure smooth, consistent spray performance.
- OEM Graco part #112691
- Durable spring-steel construction
- Ensures correct valve preload and sealing
- Used in PRO 4500 / PRO AA4500 spray gun assemblies
Graco 112691 Compression Spring – OEM Replacement
The Graco 112691 Compression Spring is a genuine OEM coil designed to maintain correct valve preload and reliable operation inside Graco spray guns and pump assemblies. Built for durability, it delivers consistent tension and helps ensure smooth fluid flow and stable spray pressure.
Compatible Graco Machines & Systems
- Graco PRO 4500 / PRO AA4500 Electrostatic Spray Gun (uses 112691 in ES gun internals) :contentReference[oaicite:1]{index=1}
- Other Graco spray guns or equipment whose parts diagrams list “Spring, Compression – 112691” :contentReference[oaicite:2]{index=2}
Why Use the 112691 Compression Spring?
- OEM Fit & Quality: Made to original specifications for correct fit and safe valve action. :contentReference[oaicite:3]{index=3}
- Consistent Valve Pressure: Ensures valves close and seal properly under repeated use — essential for stable spray performance. :contentReference[oaicite:4]{index=4}
- Durable Construction: Built from spring-grade steel for long-lasting service under cyclic loading. :contentReference[oaicite:5]{index=5}
Installation & Maintenance Tips
- Always confirm your sprayer’s parts list or manual shows part number 112691 before ordering.
- Depressurize and clean the gun or pump before disassembly — replace spring only when old one shows wear or loss of tension.
- After installing, test for proper valve action and sealing to avoid leaks or spray inconsistency.
- Use only OEM-specified springs; using incorrect springs may damage valve components or cause malfunction. :contentReference[oaicite:6]{index=6}
Part Specifications
| Part Number | 112691 |
|---|---|
| Part Type | Compression Spring |
| Typical Use | Valve / piston preload spring inside spray guns or pump assemblies |
| Application | Graco spray guns & fluid-handling equipment requiring exact OEM specification |
Frequently Asked Questions
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