ARO Fluid End Repair Kit: Fluid End Repair Kit, 637391-TT, PTFE
SKU 3G-OTH-89743
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Frequently Asked Questions
What is the ARO Fluid End Repair Kit 637391-TT used for?
The ARO Fluid End Repair Kit 637391-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 corrosion resistance is required.
What are the specifications of the ARO Fluid End Repair Kit 637391-TT?
The ARO Fluid End Repair Kit 637391-TT has manufacturer part number 637391-TT. It includes PTFE seals and PTFE components designed for ARO diaphragm pumps. The 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 637391-TT worldwide?
You can source the ARO Fluid End Repair Kit 637391-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 637391-TT?
To install the ARO Fluid End Repair Kit 637391-TT, first depressurize and drain the pump. Remove the fluid cover and old seals, then clean all mating surfaces. Install the new PTFE components from the kit in the correct order, reassemble, and torque fasteners to manufacturer specifications. Always follow ARO's service manual.
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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.













