Pfeiffer vacuum pump with this high-quality Pleated Filter (Part #700074). It comes with a strong rubber housing that creates a tight seal. The pleated design captures more dirt than flat filters. This filter fits the Pfeiffer DUO 125 and DUO 255M pumps. It helps keep the oil clean and the pump running strong. If your old filter is dirty or clogged, swap it out with this one.
Pfeiffer vacuum pump running smoothly with this Star Shaped Screen Filter (Part #700073). Designed specifically for the DUO 120A model, this small but essential part traps dirt and debris before they can enter your pump. It helps protect the internal parts, so your machine lasts longer and works better. It is a direct replacement for your old or clogged filter.
This Viton O-Ring (Part #320177) is a critical sealing component for your Pfeiffer DUO vacuum pump. It measures 18 mm (inner diameter) x 2.0 mm (cross section). 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 specifically for the Pfeiffer DUO 125 and DUO 255M (Index C) 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 for the DUO 125 (Part # PSK025) , where exactly one of these O-rings is used .
This Viton O-Ring (Part #320534) is a critical sealing component for your large Pfeiffer DUO vacuum pump . It measures 180 mm (inner diameter) x 5 mm (cross section). 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 specifically for the Pfeiffer DUO 255M (Index C) pump model . If you are rebuilding your large DUO pump, this O-ring is a must-have part. In fact, it is included as a standard component in the Seal Kit (Part # PSK028) and the Major Overhaul Kit (Part # PMK028) for this pump .
This Viton O-Ring (Part #320533) is a critical sealing component for your large Pfeiffer DUO vacuum pump . It measures 47 mm (inner diameter) x 2.5 mm (cross section). 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 specifically for the Pfeiffer DUO 255M (Index C) pump model . If you are rebuilding your large DUO pump, this O-ring is a must-have part.
This Viton O-Ring (Part #320535) is a critical sealing component for your large Pfeiffer DUO vacuum pump . It measures a massive 500 mm (inner diameter) x 3 mm (cross section). 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 specifically for the Pfeiffer DUO 255M (Index C) pump model . If you are rebuilding your large DUO pump, this O-ring is a must-have part. In fact, it is included as a standard component in the Seal Kit (Part # PSK028) and the Major Overhaul Kit (Part # PMK028) for this pump .
This is the Pfeiffer Part# 380052 Spring Plate. It is a replacement part designed specifically for the Pfeiffer DUO 255M (Index C) vacuum pump . This spring plate plays a vital role in the pump’s spring mechanism, ensuring optimal performance in vacuum applications
This Spacer (Part #440056) is an essential component for your Pfeiffer DUO 255M vacuum pump . Its job is to maintain proper spacing 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 255M (Index C) pump model . If you are rebuilding your pump or replacing worn internal parts, you may need this spacer.
This 54 mm long spring (Part #490077) is a replacement part made for two popular Pfeiffer vacuum pumps: the DUO 250A and the DUO 255M (Index C) . Inside your pump, this spring stores and releases mechanical energy. That is a fancy way of saying it pushes and pulls other parts so everything works the way it should. If you are rebuilding your pump or fixing a performance issue, this is the correct spring
This spring (Part #490071) is a replacement part made for Pfeiffer vacuum pumps. Despite the name “DUO 125” in the title, this specific spring is designed to fit the Pfeiffer DUO 255M (Index C) model . Springs are small but important parts inside your pump. They provide the right tension and force to keep other components working together smoothly. If you are rebuilding your DUO 255M pump or fixing a performance issue, this is the correct spring
This spring (Part #490076) is a replacement part made for Pfeiffer DUO 255M (Index C) and DUO 250A vacuum pumps . Every spring has a simple but important job. It stores and releases mechanical energy inside your pump . Without the right spring, other parts cannot move the way they should. If you are rebuilding your pump or fixing a performance issue, this is the correct spring .
This Stamp Valve (Part #580054) is a replacement part made for several popular Pfeiffer DUO series vacuum pumps. It fits the DUO 120A, DUO 250A, and DUO 255M (Index C) models . A stamp valve is a critical component that helps control the flow of gas through your pump. If you are rebuilding your pump, you will need either one or two of these valves, depending on your specific model .
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