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Frequently Asked Questions
What is an ARO check ball used for?
An ARO check ball, part number 93358-2, is a Buna-N sealing component used in pneumatic and fluid-handling pumps to prevent backflow. It ensures one-direction flow in ARO diaphragm pumps, maintaining system pressure and preventing contamination in industrial applications like chemical transfer or material handling.
What are the specifications of the ARO 93358-2 check ball?
The ARO 93358-2 check ball is made of Buna-N material, offering good resistance to oils, fuels, and water-based fluids. It is a replacement part for ARO diaphragm pumps, designed to fit standard check-valve assemblies. For exact dimensions and compatibility, consult the pump manual or contact 3G Electric.
Where to buy ARO check ball 93358-2 worldwide?
3G Electric supplies the ARO check ball 93358-2 worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this Buna-N check ball to your facility. Contact us for pricing and lead time; we source genuine ARO parts across 14 industrial departments.
How to install an ARO check ball in a diaphragm pump?
To install the ARO 93358-2 check ball, first depressurize and drain the pump. Remove the check-valve cover, replace the old ball with the new Buna-N ball, ensuring it seats properly in the valve cavity. Reassemble the cover and test for leaks. Always follow the pump manufacturer's service manual for torque specs.
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Common applications for AROARO Products
3G Electric supplies ARO check balls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









