Graco 189744 Plate Diaphragm

Graco 189744 Plate Diaphragm for Heavy‑Duty Pumps

✔ Compatible Machines

• Graco diaphragm pumps requiring this 189744 plate

Overview

The Graco 189744 Plate Diaphragm is a core fluid section component that supports the diaphragm and helps ensure consistent pump performance under heavy use. Its robust design helps protect the diaphragm and maintain fluid sealing. :contentReference[oaicite:1]{index=1}

Key Features

Installation & Usage Tips

• Clean pump fluid section before installing diaphragm plate.
• Check mating surfaces for scratches or wear.
• Replace if diaphragm performance deteriorates.

Frequently Asked Questions