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Frequently Asked Questions
What is the ARO Check Ball 93278-A used for?
The ARO Check Ball 93278-A is a Santoprene check ball used in ARO diaphragm pumps to prevent backflow and ensure one-direction fluid movement. It is commonly applied in industrial fluid handling, chemical transfer, and process systems where reliable sealing and chemical resistance are required.
What are the specifications of the ARO Check Ball 93278-A?
The ARO Check Ball 93278-A has manufacturer part number 93278-A and is made from Santoprene material. It is designed as a replacement check ball for ARO diaphragm pumps. For exact dimensions and compatibility, refer to the pump model manual or contact 3G Electric for sourcing assistance.
Where to buy the ARO Check Ball 93278-A worldwide?
You can source the ARO Check Ball 93278-A through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide reliable sourcing for ARO replacement parts.
How to install the ARO Check Ball 93278-A?
To install the ARO Check Ball 93278-A, first depressurize and drain the pump. Remove the check valve assembly, replace the old ball with the new Santoprene ball, and reassemble. Ensure the ball seats properly in the valve cavity. Follow the pump manufacturer's manual for torque specifications and safety precautions.
Used in
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.









