Universal Plunger Pump Assembly for 395 Sprayer – 17C721

Universal Plunger Pump Assembly for Spraying Machines

Upgrade or restore your airless spraying machine with this high-quality Universal Plunger Pump Assembly, compatible with 395-series and 17C721 sprayer models. Designed as a direct replacement part, this assembly helps maintain consistent fluid delivery and optimal spraying performance — whether you're tackling residential painting projects or professional coating applications.

Key Features

• Universal Compatibility: Engineered to fit 395-series and 17C721 airless spraying machines, making it a versatile replacement option for a wide range of spray equipment.
• Durable Construction: Built to withstand the rigours of frequent use in demanding spraying environments, maintaining a reliable seal and consistent pump action over time.
• Precision Fit: Manufactured to tight tolerances to ensure a proper fit, minimising leaks and maximising sprayer efficiency.
• Easy Installation: Designed as a drop-in replacement, allowing for straightforward swapping without the need for specialised tools or extensive technical knowledge.
• Restores Performance: Replaces worn or damaged plunger pump components, bringing your sprayer back to peak operating condition and extending the overall service life of your machine.

Specifications

• Compatible Models: 395-series, 17C721 airless spraying machines
• Part Number: 17C721
• Application: Airless paint and coating sprayers
• Country of Origin: Made in China

What's in the Box?

• 1 × Universal Plunger Pump Assembly (395/17C721)

Who Is This For?

This plunger pump assembly is ideal for professional painters, contractors, and DIY enthusiasts who rely on 395-series airless sprayers for smooth, even coats of paint, stain, or sealant. Keep a spare on hand so you're never caught off guard by an unexpected breakdown on the job.

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Safety & Workplace Information

Always follow proper safety procedures when servicing spray equipment. For guidelines on safe handling and maintenance of painting and coating machinery, visit OSHA's Spray Finishing Safety Guidelines.

Learn more: Elec-Trak

Frequently Asked Questions

Q: Which spraying machines is this plunger pump assembly compatible with?

A: This universal plunger pump assembly is designed to be compatible with 395-series airless spraying machines and those using the 17C721 part number. If you are unsure whether it fits your specific model, please check your sprayer's manual or contact us before purchasing.

Q: Is this plunger pump assembly easy to install?

A: Yes. This assembly is engineered as a direct replacement part, so installation is straightforward. It is designed to slot into place without requiring specialised tools. We recommend consulting your sprayer's service manual or a qualified technician if you are not experienced with pump maintenance.

Q: What should I do if the pump assembly leaks after installation?

A: Ensure all fittings are properly tightened and that the assembly is seated correctly. Check that all seals are intact and undamaged. If leaking persists, contact our support team — we're here to help you get the best performance from your equipment.

Q: How do I know when my plunger pump assembly needs replacing?

A: Common signs include inconsistent spray patterns, loss of pressure, visible wear or scoring on the plunger, or fluid leaking from the pump area. Replacing a worn pump assembly promptly helps prevent further damage to your spraying machine.