The GRACO 118948 RING BACKUP PTFE is a small, PTFE (polytetrafluoroethylene) backup ring designed for use as a pump repair part in various GRACO spray equipment models. Its primary function is to provide a reliable seal and support within the pump assembly, helping to prevent leaks and maintain optimal performance.

Key Features:

• Backup ring
• PTFE (polytetrafluoroethylene)
• GRACO pump models including 150 RPX, 190 Classic, 190 ES (st-style), 190 ES (stPro-style), 190 ES Plus, 190 LTS, 210 ES Plus, 210 LTS, 290 Classic, 290 Easy, 295 st, 390, 390 Classic, 390 st, 390 sts, 395 st, 395 st Pro, 450 st, 455 st, 455 st Pro, 490 st, and others
• Engineered for lasting, heavy-duty performance
• Quick replacement to minimize downtime
• Supports preventative maintenance for equipment longevity

Applications:
Used as a critical sealing component in GRACO spray equipment pumps, ensuring reliable operation and preventing leaks in demanding industrial and maintenance environments.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of your equipment.
• Always use genuine GRACO parts for replacements
• Follow the equipment manual for specific installation procedures
• Inspect the backup ring and surrounding components for wear or damage before installation
• Ensure proper lubrication and alignment during installation to prevent premature failure
• Regularly inspect and replace backup rings as part of preventative maintenance
• Keep spare parts on hand to minimize downtime
• Consult a GRACO specialist for troubleshooting or complex repairs