

The Graco 101380 Plug, Button is a small sealing component used in select Graco sprayers to cap unused ports and prevent leaks or contamination. Ideal for maintenance and replacement in older Monark systems.
The Graco 101380 Plug, Button (often listed as “Plug, button” in Graco manuals) is a small insert used to cap or seal an unused port on select Monark and related Graco sprayer assemblies. It helps maintain proper sealing and protects the system from contaminants.
| Part Number | 101380 |
|---|---|
| Graco Description | Plug, Button |
| Primary Use | Seals an unused port/opening in specific Graco pump/sprayer assemblies. |
| Fits (Examples) | Monark 230-998 (Series B), 231-015, HELP 2500, Monark 23:1 Model 226970 (Series A/B) — see lists above. |
| Notes | Always verify against your unit’s parts manual for exact fit and location. |
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