Graco 188555 Packing O-Ring

Graco 188555 Packing O‑Ring – OEM Seal for Leak-Free Operation

Compatible Machines

• Graco pumps
• Graco valve assemblies
• Professional and industrial Graco fluid systems

The Graco 188555 Packing O‑Ring ensures secure sealing in Graco systems, maintaining fluid integrity and preventing leaks in critical pump and valve areas.

Key Features

• OEM quality O-ring
• Prevents fluid leaks
• Durable and flexible construction
• Maintains system performance

Installation & Usage Tips

• Clean groove and mating surface before installation.
• Seat the O-ring properly to avoid twisting.
• Inspect regularly for wear or damage.
• Test the system to ensure no leaks after installation.

Frequently Asked Questions