O-ring f/4A is a reliable sealing element designed for PWM-4A series welding fixtures. Made of high-quality material resistant to temperatures and shielding gases, it provides effective sealing and long service life in demanding working conditions.

Key features:

• Resistant to high temperatures – ideal for intensive welding processes
• Excellent tightness – minimizes the risk of gas leaks
• Compatibility – dedicated to PWM-4A mounts