

Graco 101580 Lock Nut is a durable OEM fastener used in GrindLazer 270, 390, and 480 models to secure key components under heavy vibration.
This Graco 101580 Lock Nut is used in the GrindLazer™ series below.
| Part Number | 101580 |
|---|---|
| Item Name | Lock Nut (Graco description: “NUT, lock”) |
| Equipment Type | GrindLazer™ scarifier / surface-preparation equipment |
| Typical Quantity on Unit | Commonly used in multiples on the assemblies for the compatible models |
The Graco 101580 Lock Nut is a genuine fastener used to securely retain components within the GrindLazer 270/390/480 assemblies. Using the correct OEM lock nut helps maintain vibration resistance and long-term reliability during demanding surface-prep operations.
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