Graco 104443 Backup O-Ring

Product Detail: 104443 Backup O-Ring

The Backup O-Ring – part 104443 is a genuine OEM sealing component designed for the bowl-to-housing interface in high-pressure fluid filters. It ensures a reliable seal and helps prevent leaks and downtime.

Compatible Machines

• Graco 210090 High Pressure / Medium Volume “Red Alert” Filter System
• Graco 210091 High Pressure / Medium Volume “Red Alert” Filter System
• Graco 210092 High Pressure / Medium Volume “Red Alert” Filter System
• Graco Model 25M212 Red Alert Filter Assembly

Key Specifications & Features

Why This Part Matters

Here’s how the 104443 backup O-ring adds value:

• Enhanced seal integrity: Prevents fluid seepage around the filter bowl, protecting downstream equipment.
• Reduced downtime: OEM-specified part means minimal fitting issues and faster maintenance.
• High-pressure durability: Suitable for systems rated to 3 000 psi, matching the filter assembly specifications.

Installation & Maintenance Tips

To ensure reliable performance, follow these best practices:

1. Relieve all system pressure before servicing the filter assembly. :contentReference[oaicite:5]{index=5}
2. Remove the bowl and inspect both the primary O-ring and the backup O-ring; replace the 104443 if you detect leakage. :contentReference[oaicite:6]{index=6}
3. Lubricate the sealing surfaces and install the backup ring with its groove facing up as per manufacturer instructions. :contentReference[oaicite:7]{index=7}
4. Use compatible fluids and avoid abrasive contaminants that can damage sealing surfaces or O-ring materials.

Frequently Asked Questions