Graco 189816 Back-Up Plate
$20.70
Available to Order
The Graco 189816 Plate Back-Up provides structural support behind diaphragm or valve components, ensuring reliable pump performance.
- OEM back-up plate
- Prevents component deformation
- Durable and precise-fit
- Fits Graco diaphragm pumps
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Graco 189816 Back-Up Plate
✔ Compatible Machines
- Graco 2150 and 1590 diaphragm pumps
Overview
The Graco 189816 Plate Back-Up ensures even load distribution behind diaphragms or valves, preventing deformation and maintaining pump efficiency.
Key Features
| Part Number | 189816 |
|---|---|
| Component Type | Back-up plate |
| Material | Durable metal or reinforced polymer |
| Application | Diaphragm or valve support |
Installation & Usage Tips
- Align plate correctly behind the diaphragm.
- Check for wear and replace if deformed.
- Do not overtighten assembly bolts.
Frequently Asked Questions
It supports diaphragms or valves, preventing deformation during pump operation.
Yes, if it shows no wear or cracks.
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