

Graco 17F322 Seal O-Ring #246 EPDM is an OEM replacement sealing ring designed to maintain pressure and prevent leaks in compatible Graco diaphragm pump fluid sections.
Graco 17F322 Seal O-Ring #246 EPDM is an OEM-quality EPDM sealing ring designed for dependable performance in Graco diaphragm pump manifolds and fluid sections. It helps maintain consistent pressure, prevents leaks, and supports long-term pump efficiency in demanding operating conditions.
This seal is commonly used in Graco diaphragm pumps and fluid handling assemblies. Always confirm compatibility using your equipment’s parts diagram.
| Machine / Assembly Type | Application Details |
|---|---|
| Graco ChemSafe™ Diaphragm Pumps (1590 Series) | Installed in the fluid section as a manifold sealing O-ring to ensure leak-free operation. |
| Graco Air-Operated Diaphragm (AODD) Pumps | OEM replacement O-ring for diaphragm and manifold sealing where #246 EPDM is specified. |
| Graco Industrial Fluid Handling Equipment | Used in various fluid assemblies requiring a #246 EPDM O-ring; verify exact model fitment. |
Clean all sealing surfaces before installation. Apply a light coat of compatible lubricant to the O-ring to prevent twisting or damage during assembly. Always follow the pump’s parts diagram to ensure correct placement.