ARO Fluid End Repair Kit: Fluid End Repair Kit, 637401-TT, PTFE
SKU 3G-OTH-89866
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the ARO Fluid End Repair Kit 637401-TT used for?
The ARO Fluid End Repair Kit 637401-TT is used to rebuild the fluid section of ARO diaphragm pumps. It contains PTFE seals and components to restore pump performance in industrial applications such as chemical transfer, paint spraying, and fluid handling where chemical resistance is required.
What are the specifications of the ARO Fluid End Repair Kit 637401-TT?
The ARO Fluid End Repair Kit 637401-TT has manufacturer part number 637401-TT. It includes PTFE seals and PTFE components designed for ARO diaphragm pumps. This kit is used for fluid end repair and is compatible with specific ARO pump models requiring PTFE material for chemical resistance.
Where to buy the ARO Fluid End Repair Kit 637401-TT worldwide?
You can source the ARO Fluid End Repair Kit 637401-TT worldwide through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact 3G Electric for availability and lead time.
How to install the ARO Fluid End Repair Kit 637401-TT?
To install the ARO Fluid End Repair Kit 637401-TT, first depressurize and drain the pump. Remove the fluid cover and old seals, then clean all mating surfaces. Install new PTFE components from the kit in reverse order, ensuring proper alignment. Torque fasteners to manufacturer specifications and test for leaks before operation.
Used in
Common applications for AROARO Products
3G Electric supplies ARO aro fluid-end repair kits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













