$186.90
This is the Pfeiffer Part# 194324 Minor Kit for the Duo 2.5 vacuum pump . This maintenance kit includes Viton O-rings, valve flaps, gaskets, a shaft seal, springs, and a hydraulic piston . Designed for seamless compatibility with your Duo 2.5 pump, this minor kit provides a dependable solution for routine maintenance
Minor Kit, Pfeiffer, Duo, Duo2.5, Part# 194324
Minor Kit, Pfeiffer, Duo, Duo2.5, Part# 194324
The Duo 2.5 is a compact two-stage rotary vane pump. It is used in many labs and small industrial settings. It is reliable and popular. But like all pumps, it needs regular maintenance.This kit includes the most common wear parts your pump needs for a minor service. Here is the complete list of what you get :
O-Rings & Seals (Stop Leaks)
| Part Number | Description | Quantity |
|---|---|---|
| 4070166 | O-ring, 10 x 2.5 mm – Viton | 2 |
| 4070125 | O-ring, 8 x 2.0 mm – Viton | 1 |
| 4070262 | O-ring, 15 x 5 mm – Viton | 1 |
| 4070259 | O-ring, 15 x 2.5 mm – Viton | 1 |
| 4070088 | O-ring, 6 x 2.2 mm – Viton | 3 |
| 4070065 | O-ring, 5 x 1.5 mm – Viton | 1 |
| 320174 | O-ring, 16 x 1.0 mm – Viton | 1 |
| 4070321 | O-ring, 18 x 5.0 mm – Viton | 3 |
| 320175 | O-ring, 22 x 1.5 mm – Viton | 2 |
| 4070420 | O-ring, 24 x 2.5 mm – Viton | 1 |
| 300057 | Ring Gasket | 1 |
| 194081 | Case Gasket, Cork | 1 |
| 310061 | Shaft Seal, Viton – Single Lip | 1 |
Valve Parts (Control the Flow)
| Part Number | Description | Quantity |
|---|---|---|
| 580042 | Valve Flap, Round | 1 |
| 580043 | Valve Flap, Long | 2 |
| 580044 | Hydraulic Piston | 1 |
| 390009 | Valve Coupler Plate, Stainless Steel & Viton | 1 |
Springs & Other Parts
| Part Number | Description | Quantity |
|---|---|---|
| 490036 | Pressure Spring | 4 |
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10 in stock
This Cork Case Gasket (Part #194081) is made specifically for the Pfeiffer DUO 2.5 vacuum pump. It goes between the two main halves of the pump body. Its job is to create a tight, reliable seal. This stops oil from leaking out. It also stops air from leaking in. A good seal means your pump holds strong vacuum pressure. If you are opening the pump for maintenance or a minor repair, you must replace this gasket. It is a one-time-use part .
10 in stock
This Viton O-Ring (Part #320176) is a critical sealing component for your small Pfeiffer DUO vacuum pump . It measures 15 mm (inner diameter) x 1.5 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 for the Pfeiffer DUO 2.5, DUO 2.5C, DUO 5, and DUO 5C 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 5 / DUO 5C (Part # PKE30005T) , where two of these O-rings are used , as well as in the Seal Kit for the DUO 2.5C (Part # PKE00020T) and the Major Overhaul Kit for the DUO 5C (Part # PKE32006T) .
10 in stock
10 in stock
10 in stock
10 in stock
10 in stock
10 in stock
This Ring Gasket (Part #300057) is a critical sealing component for your Pfeiffer vacuum pump. It is made from Viton, a high-performance rubber material. This gasket creates a tight seal between different parts inside the pump. It stops leaks and keeps the vacuum pressure strong. This ring gasket fits the Pfeiffer DUO 2.5 and DUO 2.5C pump models . If you are doing any repair work on these pumps, you will likely need this gasket.
10 in stock
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