

The **Graco 113603 Cap Hub** is designed for secure attachment and proper sealing in Graco sprayers. It ensures optimal machine performance by protecting internal components.
The **Graco 113603 Cap Hub** is an essential part designed to fit securely on various Graco machines, providing effective sealing and smooth operation. It ensures optimal performance by protecting and securing key components of your machine. Here's what you need to know:
| Part Number | Description | Material |
|---|---|---|
| 113603 | Cap Hub | Durable plastic construction |
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