

The Graco 109466 Hex Lock Nut is a durable OEM fastener that secures critical components in LineLazer IV series machines, preventing loosening under vibration. Key benefits include:
The Graco 109466 Nut, Lock, Hex is a genuine OEM lock nut used to secure components in Graco line striping and pump assemblies. It ensures parts stay firmly in place under vibration or load. Below are the machines where this part is confirmed to fit:
The part 109466 Nut, Lock, Hex is a critical fastener used in Graco line-striping systems to prevent loosening of mounted components. It appears in official service manuals and parts lists for the models listed above.
| Specification | Details |
|---|---|
| Part Number | 109466 Nut, Lock, Hex |
| Application | Secures control-box, drive, and pinion assemblies in LineLazer IV series machines |
| Design | Hex lock nut designed to resist loosening under vibration and load |
| Compatibility Reminder | Always verify the parts manual for your exact model to ensure 109466 is the correct replacement nut |
While confirmed for the LineLazer IV series and Auto-Layout System models listed above, part 109466 may also appear in other assemblies that share the same drive or control-box hardware. Always check the official service manual or parts list before installation.
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