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 Compression Spring (Part #490044) is a replacement part made of stainless steel for Pfeiffer vacuum pumps and related equipment . A compression spring is designed to resist pushing forces. When you push on it, it pushes back. This makes it perfect for applications that require tension, shock absorption, or keeping pressure between components . It is a versatile component chosen for its durability and resistance to rust and corrosion .
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 #490070) is a replacement part made specifically for the Pfeiffer DUO 125 vacuum pump . Inside your pump, this small but important spring provides the right tension to keep other components working together smoothly . If you are rebuilding your DUO 125 pump or fixing a performance issue, this is the correct spring
This spring (Part #490073) is a replacement part made specifically for the Pfeiffer DUO 125 vacuum pump . Inside your pump, this small but important spring provides the right tension to keep other components working together smoothly . If you are rebuilding your DUO 125 pump or fixing a performance issue, this is the correct spring for the job.
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 .
10 in stock
This spring (Part #3838132SV) is a replacement part used across a wide range of Pfeiffer UNO and DUO series vacuum pumps. It is a critical component found in valve and flap mechanisms, including models like UNO1.5A, DUO1.5A, UNO35, DUO35, DUO65, DUO11, and DUO6 . If you are rebuilding your pump or restoring its performance, this spring is an essential part of the job. It is also known by the cross-reference number B0042 .
10 in stock
This Vane Spring (Part #490069) is a replacement part made for Pfeiffer DUO 120A and DUO 125 vacuum pumps . Unlike a regular spring, a vane spring has one specific job: it pushes the vane outward against the cylinder wall. This creates the seal needed to generate vacuum pressure. If you are rebuilding your pump, you will need eight of these springs for a full overhaul
10 in stock
10 in stock
10 in stock
10 in stock
This is the Pfeiffer Part# 220135 Thrust Plate. It is a replacement part designed specifically for the Pfeiffer DUO004A vacuum pump . This plate plays a key role in supporting axial loads and enabling smooth rotational movement inside your pump .
This is the Pfeiffer Part# PTS20000 Tip Seal Kit for the HiScroll 12 and HiScroll 18 dry scroll vacuum pumps . This Level 1 maintenance kit includes 2 tip seals and 1 O-ring needed to perform a standard tip seal replacement on your scroll pump . Designed for seamless compatibility, this kit provides a dependable solution for routine maintenance and helps restore your pump’s pumping speed and ultimate vacuum pressure.
This is the Pfeiffer Part# PTS10000 Tip Seal Kit for the HiScroll 6 dry scroll vacuum pump . This Level 1 maintenance kit includes the tip seals and all required O-rings needed to perform a standard tip seal replacement on your scroll pump . Designed for seamless compatibility, this kit provides a dependable solution for routine maintenance and helps restore your pump’s pumping speed and ultimate vacuum pressure .
This Tip Seal Set (Part #300235) is a replacement part made for Pfeiffer HiScroll 12 and HiScroll 18 dry scroll vacuum pumps. Tip seals are the most important wear parts in a scroll pump. Over time, they wear down and need to be replaced to keep your pump working properly. This set includes everything you need for basic maintenance. If you want to keep your HiScroll pump running at its best, this is the part you need.
10 in stock
10 in stock
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