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Graco 501510 Compression Spring

The Graco 501510 Compression Spring is an OEM internal regulator component designed to maintain stable fluid pressure within compatible Graco pressure regulators operating in the 1000–2000 PSI range.

  • Genuine Graco OEM compression spring
  • Used inside fluid pressure regulator assemblies
  • Helps regulate and maintain consistent pressure
  • Designed for 1000–2000 PSI pressure range
  • Essential for reliable spray system performance

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Compatible Machines & Regulator Assemblies

  • Graco Fluid Pressure Regulator Model 206819
  • Graco Fluid Pressure Regulator Model 238926
  • Graco Airless Spray System Pressure Regulator Assemblies (1000–2000 PSI range)

Product Overview

The Graco 501510 Compression Spring is a genuine OEM internal component used within Graco fluid pressure regulators. It plays a critical role in maintaining consistent pressure by applying calibrated spring force against the internal piston or valve inside the regulator assembly.

This compression spring is specifically designed to configure compatible Graco regulators to operate within a controlled 1000–2000 PSI pressure range, ensuring stable fluid delivery and reliable spray performance.

Key Functions & Benefits

  • Maintains consistent fluid pressure within the regulator
  • Helps prevent pressure fluctuations during spraying operations
  • Designed for precise pressure calibration
  • OEM-manufactured for proper fit and long service life
  • Essential internal component for regulator performance

Technical Specifications

Part Number 501510
Part Type Compression Spring
Pressure Range 1000–2000 PSI
Installation Location Inside fluid pressure regulator assembly
Manufacturer Graco

Frequently Asked Questions

It provides calibrated internal resistance inside the regulator, allowing the unit to maintain a stable and controlled fluid pressure during operation.

No, this is an internal service part and must be installed inside a compatible Graco pressure regulator. It does not function independently.

Replacement is recommended if the regulator cannot maintain proper pressure, shows signs of internal wear, or during scheduled regulator servicing.

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