Graco 17F121 Wet Parts Kit – CS 307 UH‑ET Fluid Section Rebuild
The Graco 17F121 Kit Wet Parts CS 307 UH‑ET is a genuine OEM rebuild kit designed to replace worn fluid section components in Graco diaphragm pumps. It restores reliable fluid control, leak-free operation, and consistent performance for industrial and chemical handling applications.
Compatible Machines
This wet parts kit is compatible with Graco air-operated double diaphragm pumps in the CS 307 UH‑ET configuration.
- Graco CS 307 UH‑ET Diaphragm Pumps – EPDM wetted parts fluid section rebuild.
- Graco ChemSafe™ 307 UH‑ET Series – Pumps configured with EPDM fluid path for medium chemical compatibility.
Key Features
- Complete Wet Parts Kit: Includes EPDM diaphragms, check balls, retainers, seats, cap plugs, and seals for full fluid section rebuild.
- OEM Quality: Genuine Graco parts ensure accurate fit and reliable operation.
- EPDM Fluid Path Compatibility: Ideal for pumps handling fluids compatible with EPDM materials.
- Restores Pump Performance: Replaces worn components to maintain consistent pressure and flow.
- Easy Maintenance: Full kit simplifies service and helps extend equipment life.
Frequently Asked Questions
The kit contains EPDM diaphragms, check balls, ball retainers, seats, cap plugs, and all necessary seals to rebuild the fluid section.
Yes, the 17F121 kit is a genuine Graco OEM wet parts rebuild kit designed to meet original factory specifications.
This kit is made for Graco CS 307 pumps with the UH‑ET (EPDM) fluid section. For pumps with other fluid path materials (PTFE or Buna-N), use the corresponding rebuild kit.
