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 Steel Key (Part #220006) is a small but essential hardware component for your Pfeiffer DUO vacuum pump. It is 60 mm long and made from durable steel . The key fits into slots on a shaft and a rotating part. Its job is to connect them together. It transmits torque, or turning power, from one part to another. Without it, the rotating parts would slip. This key is designed specifically for the Pfeiffer DUO 255M (Index C) pump model .
This Special Steel Key (Part #220007) is a custom-designed hardware component for your Pfeiffer DUO vacuum pump. Unlike standard keys, this one is made for a specific application within the DUO 255M pump . The key fits into slots on a shaft and a rotating part. Its job is to connect them together. It transmits torque, or turning power, from one part to another. Without it, the rotating parts would slip. This key is designed specifically for the Pfeiffer DUO 255M (Index C) pump model and is a critical component in the rotating assembly
Keep your Pfeiffer DUO pump running smoothly with this Needle Bearing (Part #330094). This bearing is made to fit specific DUO pump models, reducing friction and supporting rotating parts inside the pump.
10 in stock
10 in stock
This Viton O-Ring (Part #PL23970419) is a critical sealing component for your vacuum pump. It measures 125 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 compatible with Pfeiffer and Leybold pump brands . It fits the Pfeiffer DUO 120A, DUO 125, DUO 250A, DUO 255M (Index C), UNO 250A and Leybold Ruvac WAU2000, WSU2000, WA2001, WAU2001, WS2001, WSU2001 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 120A (PSK024) and the Overhaul Kit for the DUO 125 (PMK025) .
10 in stock
10 in stock
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 .
10 in stock
10 in stock
This Viton O-Ring (Part #02124025) is a critical sealing component for your Pfeiffer vacuum pump. It measures 28 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 compatible with Pfeiffer DUO and UNO pump families . It fits the Pfeiffer DUO 120A, DUO 125, DUO 255M (Index C), DUO 10, DUO 10C, DUO 20, DUO 20C, and UNO 30M 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 120A (PSK024) , the Seal Kit for the DUO 125 (PSK025) , and the Seal Kit for the DUO 255M (PSK028) .
This Viton O-Ring (Part #320524) is a critical sealing component for your Pfeiffer DUO vacuum pump . It measures 32 mm x 2.5 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, 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 (Part # PSK024) for the DUO 120A .
10 in stock
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 .
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