Graco 116063 Backup O-Ring

Graco 116063 Backup O‑Ring

The Graco 116063 Backup O‑Ring is a genuine OEM back‑up / support ring used to enhance sealing integrity in Graco high‑pressure / hydraulic / paint‑sprayer systems. It’s designed to prevent extrusion or leakage of the primary O‑ring under pressure, ensuring long‑lasting, reliable sealing. :contentReference[oaicite:4]{index=4}

Compatible Machines / Systems

• Graco hydraulic‑powered spray / coating / paint‑sprayer systems that list 116063 in their parts diagrams. :contentReference[oaicite:5]{index=5}
• High‑pressure spray / fluid‑handling equipment requiring extra sealing support to prevent leakage or O‑ring extrusion. :contentReference[oaicite:6]{index=6}

Product Features

• Backup / support O‑ring for enhanced sealing and reliability under pressure. :contentReference[oaicite:7]{index=7}
• OEM‑grade part — ensures correct fit & compatibility with Graco systems that specify part # 116063. :contentReference[oaicite:8]{index=8}
• Helps prevent leaks or extrusion — prolongs life of primary seals and ensures stable operation. :contentReference[oaicite:9]{index=9}

Ordering & Notes

Part # 116063 is often listed as a “special‑order” or OEM spare — availability depends on stock; shipping may take several days. :contentReference[oaicite:10]{index=10}

Frequently Asked Questions