OVERVIEW & BENEFITS
The Udor Seal Kit UD-28 M 18mm (5528) is a genuine OEM replacement kit designed to restore performance and reliability to your Udor UD-28 diaphragm and plunger pumps. This complete seal kit includes all the necessary seals, O-rings, and high-pressure packing components required to rebuild and maintain your pump’s fluid section — ensuring leak-free operation and long-term durability.
Built with high-quality, chemical-resistant materials, this Udor seal kit is designed to handle the harsh chemicals and high pressures commonly encountered in softwash, agricultural, and industrial cleaning applications. Using genuine Udor seals ensures perfect fit, optimal pump performance, and extended service life.
Features & Specifications:
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Manufacturer: Udor USA
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Part Number: 5528
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Product Type: OEM Seal Kit for Udor Pumps
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Compatible Models:
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Udor UD-28 Series Pumps
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Other Udor models using 18mm plunger seals
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Seal Size: M18mm
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Kit Includes:
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High-pressure water seals
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Low-pressure oil seals
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O-rings and packing components
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Retainer gaskets (varies by model)
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Material: Chemical- and heat-resistant elastomers and PTFE composite materials
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Function: Replaces worn seals to prevent leaks and restore full operating pressure
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Applications:
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Softwash pump systems
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Agricultural sprayers
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Pressure washing and fluid transfer systems
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OEM Quality: Genuine Udor replacement — ensures exact fit and long-lasting performance
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Country of Origin: Made in Italy
Why Choose the Udor 5528 Seal Kit:
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Genuine Udor OEM seal kit for guaranteed compatibility
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Prevents leaks and restores pump efficiency
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Resistant to harsh chemicals, detergents, and high-pressure fluids
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Easy to install during regular maintenance or full pump rebuilds
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Extends pump lifespan and reduces downtime
The Udor UD-28 Seal Kit M 18mm (5528) is the trusted OEM solution for maintaining peak performance in your Udor pump — built to meet the high standards of professional cleaning, softwash, and agricultural applications.