Graco 113909 Reducing Union Connector
$73.41
In Stock
The Graco 113909 Reducing Union Connector provides a secure, leak-resistant connection between two fluid lines of different sizes in Graco diaphragm pumps. Perfect for maintenance and pump rebuilds.
- Compatible with Graco Husky 1050, 1590, 2150 pumps
- Durable metal construction
- Reduces from larger to smaller line sizes
- Easy to install and replace
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Graco 113909 Reducing Union Connector – Overview & Compatibility
The Graco 113909 Reducing Union Connector (Union, KY) is an OEM fluid-fitting used for joining two lines of different sizes in Graco AODD (air-operated double diaphragm) pump systems. It helps ensure proper flow alignment and safe, leak-resistant connections.
Compatible Machines
- Graco Husky 1050 AODD / Diaphragm Pumps
- Graco Husky 1590 AODD / Diaphragm Pumps
- Graco Husky 2150 AODD / Diaphragm Pumps
- General Graco Husky Air-Operated Double Diaphragm Pump series
Key Features
- OEM Graco union connector with reducing design (one side smaller than the other)
- Metal construction for durability in industrial fluid transfer systems
- Used to join different-sized fluid lines safely and securely
- Compatible with Graco diaphragm / AODD pumps for repair or rebuild
Specifications
| Part Number | 113909 |
|---|---|
| Description | Reducing Union Connector (Union, KY) |
| Application | AODD / Diaphragm Pumps |
| Material | Metal (OEM) |
Installation Notes
- Use Graco’s recommended torque and thread-seal practices from the pump’s service manual.
- Inspect O-rings or seal surfaces when disassembling — replace if worn.
- Ensure the correct side (reduced vs larger) matches your pipe / hose sizing for proper installation.
Frequently Asked Questions
“Reducing” means one end of the union connector is a different (smaller) size than the other — useful for transitioning between two pipe or hose sizes.
It's mainly designed for Graco Husky AODD / diaphragm pumps. Always verify compatibility with your specific model and its parts list before purchasing.
Check the connector during regular pump maintenance or rebuilds. Replace if the threads, union seal, or body show wear or damage that may cause leaks.
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