

Ensure secure assembly and reliable operation of your Graco sprayer components with this durable OEM lock nut.
The Graco 110838 Lock Nut is a durable fastening component for select Graco airless sprayers. It ensures secure assembly of critical components, maintaining reliable performance and system integrity.
| Machine / Model | Notes / Version |
|---|---|
| GMAX II 3900 | Standard |
| GMAX II 5900 | Standard |
| GMAX II 7900 | Standard |
| LineLazer IV 3900 | Standard |
| LineLazer IV 5900 | Standard |
| LineLazer IV 7900 | Standard |