Graco 108235 Backup O-Ring

Graco 108235 Backup Ring — essential backup ring designed to support sealing components and prevent extrusion, increasing the reliability of O‑rings and seals in assemblies.

Brand: Graco
Type: Backup Ring
Application: Seal reinforcement
Fit / Ports: Seal groove interface
Materials: Durable polymer or metal

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Description

Compatible Machines / Systems

Seal assemblies requiring backup support
Hydraulic and fluid systems

Manufacturer	Graco
Model Number	108235
Type	Backup Ring
Center Section Material	Polymer or metal
Port Size	Seal groove fit
Air Inlet	N/A
Wetted Material	Material dependent
Compatible Media	Fluid systems with seals

Frequently Asked Questions

Backup rings reinforce seals and prevent extrusion under pressure, extending seal life.

It fits into seal grooves alongside O‑rings or gaskets to support sealing surfaces.

Yes — backup rings help prevent seal failure in high‑pressure applications.

Yes — by preventing extrusion and wear, it enhances overall seal system durability.

Graco 108235 Backup O-Ring

Compatible Machines / Systems

Frequently Asked Questions

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Graco 108235 Backup O-Ring

Compatible Machines / Systems

Frequently Asked Questions

What is a backup ring?

Where is it used?

Is it essential?

Does it improve durability?

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