Product Description
AirCraft SG-A138-04 O-Ring Kit – For SG-A138 Airbrush
At a Glance: Replacement seal kit for the SG-A138 airbrush—helps prevent leaks, stabilise pressure and keep spraying consistent.
Airbrushes run on tiny tolerances and controlled airflow, so when an O-ring wears out the symptoms show up fast: air leaks, bubbling, inconsistent paint flow, spitting or a trigger that suddenly feels “offâ€. Even a small seal can have a big impact because it affects pressure stability and how smoothly the airbrush regulates air and paint.
The AirCraft SG-A138-04 O-ring kit is designed for the AirCraft SG-A138 airbrush and replaces worn or damaged sealing rings to restore reliable performance. It’s ideal for routine maintenance, rebuilding an older airbrush, or troubleshooting leak-related issues that cleaning alone can’t fix.
Fresh O-rings help the airbrush hold pressure correctly, improving spray consistency and reducing the frustration of leaks and unpredictable performance.