$69.93
This Leak Nozzle (Part #220170A) is a component for your Pfeiffer vacuum pump . It is used on Pfeiffer pumps within the UNO and DUO families . Its job is to control the flow of gases inside the pump. Think of it like a small but important passageway. It manages and directs gas movement. This helps your pump run efficiently and reliably . If your pump is not performing well, a worn or clogged leak nozzle could be the reason. This is a replacement part.
Leak Nozzle, Pfeiffer, UNO, DUO, Part# 220170A
Leak Nozzle, Pfeiffer, UNO, DUO, Part# 220170A
This is a leak nozzle. Its part number is 220170A. It is also called a gas ballast nozzle or a silencer nozzle in some pump manuals .
Think of it like a small, specially shaped opening inside your pump. It allows a controlled amount of gas to pass through. This is important for how the pump manages pressure and removes vapors .
You might wonder why such a small part matters so much.
Pump efficiency: A clean, properly sized nozzle ensures the pump works at its best.
Vapor handling: The gas ballast system relies on this nozzle to prevent condensation inside the pump. This keeps your oil clean and your pump running smoothly.
System reliability: A worn or clogged nozzle can cause poor pump performance and even pump failure .
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This Vane Spring (Part #3836534) is a replacement part made specifically for Pfeiffer UNO 1.5A and DUO 1.5A vacuum pumps . Its job is to provide the necessary tension and support for the vanes inside your pump . This allows the vanes to move freely while maintaining proper contact with the pump’s rotor . If you are rebuilding your pump, you will need four of these springs for a complete repair
10 in stock
10 in stock
10 in stock
This Viton O-Ring (Part #4070015) is a small but critical sealing component for your Pfeiffer vacuum pump . It measures 2.2 mm (inner diameter) x 1 mm (cross section) . Made from Viton, a high-performance synthetic rubber, this tiny O-ring creates a tight, reliable seal in a precise location within your pump.
This O-ring is designed for the Pfeiffer UNO 1.5A and DUO 1.5A 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 Minor Repair Kit (Part # 080010) for these pumps .
10 in stock
Out of stock
10 in stock
10 in stock
11 in stock
This Dowty Seal (Part #4088022) is a replacement part made for two popular Pfeiffer pump models: the UNO 1.5A and the DUO 1.5A . A Dowty seal is a special type of seal. It has a rubber ring bonded to a metal outer ring. This design creates a very tight, reliable seal that stops oil from leaking out and air from getting in . If you are rebuilding your small Pfeiffer pump or fixing a leak, this is exactly the part you need.
10 in stock
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