This Viton O-Ring (Part #320521) is a critical sealing component for your Pfeiffer DUO vacuum pump . It measures 75.56 mm x 5.33 mm. Made from Viton, a high-performance synthetic rubber, this O-ring creates a tight, reliable seal. It prevents leaks and keeps your vacuum pressure strong. This O-ring is designed for the Pfeiffer DUO 120A and DUO 125 pump models . If you are rebuilding your pump, this O-ring is a must-have part. In fact, it is included as a standard component in the Seal Kit (Part # PSK024) for the DUO 120A .
This Viton O-Ring (Part #320522) is a critical sealing component for your Pfeiffer DUO vacuum pump . It measures 88 mm x 5 mm. Made from Viton, a high-performance synthetic rubber, this O-ring creates a tight, reliable seal. It prevents leaks and keeps your vacuum pressure strong. This O-ring is designed for the Pfeiffer DUO 120A and DUO 125 pump models . If you are rebuilding your pump, this O-ring is a must-have part. In fact, it is included as a standard component in the Seal Kit (Part # PSK024) for the DUO 120A .
10 in stock
This Support Ring (Part #520035) is a component for your Pfeiffer DUO vacuum pump . It provides essential reinforcement and stability to the pump’s internal assembly. This helps your pump run smoothly and reliably. This ring is designed specifically for the Pfeiffer DUO 120A and DUO 125 pump models . If you are rebuilding your pump or replacing worn parts, this support ring is a critical component you will need.
This Spacer (Part #440050) is an essential component for your Pfeiffer DUO vacuum pump . Its job is to maintain a specific distance or gap between different parts inside the pump . It also helps keep everything perfectly aligned. The right spacing and alignment are critical for smooth, efficient operation . This spacer is designed specifically for the Pfeiffer DUO 120A and DUO 125 pump models . If you are rebuilding your pump or replacing worn internal parts, you may need this spacer.
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