Description
Overview:
The Makita Lock Nut 14-45 (MPN 224485-8) is a genuine replacement part used to clamp and secure grinding or cutting discs on compatible Makita angle grinders. Made from tough steel with a protective finish, it is designed for repeated tightening and loosening without deforming. This outer lock nut helps keep discs stable under load and at speed, reducing the risk of slippage during demanding work. It is suitable for a wide range of Makita machines, including cordless and corded large-format grinders such as the DGA700 and GA7060. The low-profile, round design works with a standard pin spanner for straightforward fitting and removal, supporting quick and safe disc changes on site or in the workshop.
Key Features:
- Genuine Makita part for assured fit and performance (MPN 224485-8)
- Securely clamps grinding and cutting discs to the spindle for safe operation
- Durable steel construction engineered for high torque and frequent use
- Resists loosening from vibration when correctly tightened
- Low-profile design aids clear access and steady disc seating
- Simple to fit and remove with a Makita-compatible pin spanner
- Supports fast disc changes to minimise downtime
- Suitable for heavy-duty trade and DIY applications across listed models
- Replaces worn or damaged nuts to restore safe clamping
- Genuine status helps maintain tool reliability and compliance with manufacturer guidance
Typical Applications:
Securing grinding wheels, cutting discs, flap discs and diamond blades on compatible Makita angle grinders for metal fabrication, construction, site work, masonry tasks, plant maintenance and general workshop use. Ideal where reliable clamping and quick changeovers are needed.
Also known as:
Flange nut, clamping nut, disc fixing nut, wheel nut, pin spanner nut, outer flange nut, angle grinder disc nut.
Fits Models:
DGA700, DGA900, GA5050, GA5050R, GA7060, GA7060R, GA7061R, GA7062, GA7062R, GA7063R, GA9060, GA9060R, GA9061R, GA9062, GA9062R, GA9063R
Alternate Part Numbers:
2244858
Product Specifications
| L&S Part No. | 224485-8 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Makita |
| OEM No. | 224485-8 |
| Unit of Sale | 1 |
| Applications | DGA700, DGA900, GA5050, GA5050R, GA7060, GA7060R, GA7061R, GA7062, GA7062R, GA7063R, GA9060, GA9060R, GA9061R, GA9062, GA9062R, GA9063R |
| Machine Type | Angle Grinder |
| Fits Brands | Makita |
| Fits Models | GA5050 | GA5050R |
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