Description
Overview:
This Piston Ring is a genuine Makita part designed for gas-powered nail guns, helping to maintain proper sealing and smooth piston movement inside the cylinder. Built from durable metal for repeated high-speed cycling, it supports consistent drive power and reliable performance in demanding site conditions. Supplied as Makita OEM with MPN 324972-8, it is made to fit precisely and work seamlessly with the Makita GN900SE and GN420CSE. Replacing a worn or damaged ring can restore efficient operation, reduce misfires, and keep depth control more predictable. It is a practical maintenance item for anyone servicing their nailer to prevent loss of power caused by leakage or wear. Genuine Part status ensures correct specifications and compatibility with the intended models.
Key Features:
- Genuine Makita OEM part (MPN 324972-8) for correct fit and function on specified models
- Restores cylinder sealing to maintain consistent driving force and depth control
- Helps reduce misfires, blow-by, and performance loss caused by wear
- Durable metal construction for long service life under site and workshop conditions
- Precision-engineered to Makita tolerances for smooth operation
- Suitable for routine maintenance; straightforward replacement with basic tools
- Supports reliable fastening in professional and DIY use by keeping the nailer running efficiently
- Made for GN900SE and GN420CSE to minimise downtime and avoid non-OEM compatibility issues
Typical Applications:
Routine servicing of Makita gas nail guns used for framing, carpentry, decking, fencing, and general construction tasks. Ideal when the tool shows reduced drive power, irregular nail depth, or increased misfires. A sound choice for preventative maintenance to keep on-site tools dependable and within performance expectations.
Also known as:
Compression ring for gas nailer, cylinder seal ring, driver assembly seal, nail gun sealing ring, OEM seal ring for Makita gas nailers, engine ring for nailer cylinder.
Fits Models:
GN900SE, GN420CSE
Product Specifications
| L&S Part No. | 324972-8 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Makita |
| OEM No. | 324972-8 |
| Unit of Sale | 1 |
| Applications | GN420CSE, GN900SE |
| Machine Type | Nail Guns |
| Fits Brands | Makita |
