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Graco 16C650 Reservoir Seal

The Graco 16C650 Reservoir Seal is an OEM material-cup seal designed for handheld Graco sprayers to prevent leaks and maintain proper pressure.

  • Ensures tight seal between cup and lid
  • Stops material leakage
  • Improves priming and spray consistency
  • Quick drop-in replacement

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Graco 16C650 Reservoir Seal Replacement

Compatible Machines

  • Graco TrueCoat Pro – Model 16M886
  • Graco TrueCoat Pro II Cordless – Model 16N657
  • Graco TrueCoat II Electric – Model 16N658
  • Graco TrueCoat II Electric – Model 16N659
  • Graco TrueCoat Pro II Electric – Model 16N673

The Graco 16C650 Reservoir Seal is an OEM replacement seal designed for the material cup on select Graco handheld sprayers. It ensures a tight and reliable seal between the cup and lid, preventing material leakage and maintaining consistent spray performance.

This seal plays a key role in maintaining proper pressure inside the reservoir, helping the sprayer deliver smooth flow, proper priming, and steady atomization. If your sprayer is leaking around the cup area or losing prime, replacing the material-cup seal is often the correct solution.

Key Features

  • OEM Graco part number 16C650
  • Provides a secure sealing surface between reservoir and lid
  • Prevents paint leakage and pressure loss
  • Helps restore consistent spray output
  • Quick and simple installation

Technical Details

Part Number 16C650
Part Type Reservoir Seal / Material Cup Seal
Category Handheld Sprayer Components
Installation Drop-in replacement

Frequently Asked Questions

The seal ensures a tight connection between the material cup and its lid, preventing leaks and maintaining internal pressure for smooth spraying.

Signs include leaking material around the cup, loss of prime, difficulty building pressure, or inconsistent spray output.

Installation is simple. Remove the material cup lid, take out the old seal, clean the surface, and insert the new 16C650 seal into place.

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