ARO Air Valve Kit: Air Valve Repair Kit
The ARO Air Valve Repair Kit, model 637390-3, is an air valve repair kit designed for use with ARO air-end repair kits for double diaphragm pumps. This product is manufactured by ARO and is identified by the…
SKU 3G-OTH-86123
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Product Description
The ARO Air Valve Repair Kit, model 637390-3, is an air valve repair kit designed for use with ARO air-end repair kits for double diaphragm pumps. This product is manufactured by ARO and is identified by the manufacturer part number 637390-3.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the ARO 637390-3 air valve repair kit used for?
The ARO 637390-3 air valve repair kit is used to rebuild the air valve on ARO double diaphragm pumps. It restores proper air distribution and pump cycling, reducing downtime in industrial fluid-handling applications such as chemical transfer, paint circulation, and wastewater treatment.
What are the specifications of the ARO 637390-3 air valve repair kit?
The ARO 637390-3 is an air valve repair kit manufactured by ARO. It is designed for use with ARO air-end repair kits for double diaphragm pumps. The manufacturer part number is 637390-3, and the product type is an air valve repair kit.
Where to buy the ARO 637390-3 air valve repair kit worldwide?
3G Electric supplies the ARO 637390-3 air valve repair kit worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this genuine ARO part.
How to install the ARO 637390-3 air valve repair kit?
To install the ARO 637390-3 air valve repair kit, first depressurize and disconnect the pump. Remove the old air valve assembly, clean the mounting surface, and install the new seals and components from the kit per the pump service manual. Reassemble and test for proper cycling.
Used in
Common applications for AROARO Products
3G Electric supplies ARO aro air-end repair kits for double diaphragm pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.








