Menu

KB-428-1 Replacement Regulator Kit, Use With: KB-555 KBII Pr - DeVilbiss

Part #: KB-428-1

Maintain the optimal performance of your professional spray equipment with the DeVilbiss KB-428-1 Replacement Regulator Kit. This essential kit is engineered as a direct replacement regulator, without the body, for the DeVilbiss HARG-510 Air Regulator and is designed for seamless integration with the DeVilbiss KB-555 KBII Pressure Cup systems. It ensures precise air and fluid control, critical for consistent material application in demanding automotive and industrial environments.

Key Features

  • Direct OEM Replacement: Specifically designed by DeVilbiss as a genuine replacement regulator for the HARG-510 Air Regulator and compatible with KB-555 KBII Pressure Cups.
  • Restores Performance: Replaces worn or damaged internal components to re-establish accurate air and material pressure control.
  • Complete Kit: Includes all necessary gaskets and O-rings for a thorough and reliable repair, ensuring a tight seal and preventing leaks.
  • Ensures Consistent Atomization: Vital for maintaining the precise control over atomization air and material pressure that professional applications demand, particularly when working with viscous coatings.
  • Durable Construction: Manufactured with professional-grade materials to withstand the rigors of daily use in busy workshops and industrial settings.

Applications

The DeVilbiss KB-428-1 Replacement Regulator Kit is indispensable for professional technicians and mechanics involved in:

  • Automotive Refinishing: Critical for maintaining the exact pressure settings required for high-quality paint application and clear coats.
  • Industrial Coatings: Ideal for applications requiring precise material delivery, such as primers, sealers, and other heavy-bodied industrial finishes.
  • Equipment Maintenance: Essential for extending the lifespan and efficiency of DeVilbiss KB-555 KBII Pressure Cups and HARG-510 Air Regulators in any professional spray setup.
  • Specialized Spraying: Perfect for controlling the application of more viscous materials in smaller quantities where a 2-quart capacity is suitable.
We have 53 in stock
List: $47.58 Save: $3.99

$43.59

Add to Cart:
  • DeVilbiss
    Other products
    DeVilbiss Homepage
  • Model: 423771
  • Shipping Weight: 0.15lbs
  • UPC: 5021845007288
  • Manufacturers Part #: KB-428-1
  • Manufactured by: DeVilbiss
  • Also Known As: DYMKB-428-1

This product was added to our catalog on Tuesday 12 May, 2026.

Subscribe to our newsletter in order not to miss new arrivals, promotions, and discounts of our store

Thank you for subscribing!

Follow us on social media