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AROCheck Balls

ARO Check Ball 93278-2, Buna-N

ARO Check Balls.

SKU 3G-OTH-88867

Also listed as: 932782 · 93278 2

Brand
ARO
Item
Check Ball 93278-2, Buna-N
Part Number
93278-2
Category
Check Balls
Available to Order
Also known as:93278-2ARO
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Technical Specifications

ARO
Manufacturer Part Number
93278-2

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ARO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

ARO Check Balls.

Frequently Asked Questions

What is an ARO Check Ball 93278-2 used for?

The ARO Check Ball 93278-2 is a replacement component used in ARO diaphragm pumps to prevent backflow and maintain fluid direction. It is commonly applied in industrial fluid handling systems for water, chemicals, and lubricants where reliable sealing and wear resistance are required.

What are the specifications of the ARO Check Ball 93278-2?

The ARO Check Ball 93278-2 is a check ball made from Buna-N material, which offers good resistance to oils, fuels, and moderate chemicals. Its manufacturer part number is 93278-2. This component is designed for use in ARO diaphragm pumps to ensure proper check-valve operation.

Where to buy ARO Check Ball 93278-2 worldwide?

You can source the ARO Check Ball 93278-2 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 supply genuine ARO replacement parts for industrial fluid systems.

How to install an ARO Check Ball in a diaphragm pump?

To install the ARO Check Ball 93278-2, first depressurize and drain the pump. Remove the check-valve assembly, replace the old ball with the new Buna-N ball, and reassemble. Ensure the ball seats properly in the valve cavity. Torque fasteners to manufacturer specifications and test for leaks before returning to service.

Used in

Common applications for ARO
Chemical processing — ARO AODD pumps with PTFE diaphragms and 316 SS wetted parts for corrosive fluid transfer
Food and beverage — FDA-compliant ARO AODD pump SD20S-CSS-SMM-B00 with Santoprene diaphragm and Tri-Clamp connections
Water treatment — ARO air control valves and FRL units for pneumatic control in filtration and dosing systems
General manufacturing — ARO air-end repair kits and O-rings for maintaining double diaphragm pumps in assembly lines
Pharmaceutical — ARO sanitary AODD pumps with 316 SS check valves for shear-sensitive and sterile fluid handling
Oil and gas — ATEX-rated ARO FRL units and air control valves for use in hazardous atmospheres
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ARO 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.

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