ARO Air Motor Repair Kit: Air End Repair Kit
The ARO Air Motor Repair Kit, model 637369, is an air-end repair kit designed for ARO double diaphragm pumps. This kit includes a pilot piston and is manufactured by ARO under part number 637369.
SKU 3G-OTH-85598
Need installation or engineering help?
Ask a question
Product Description
The ARO Air Motor Repair Kit, model 637369, is an air-end repair kit designed for ARO double diaphragm pumps. This kit includes a pilot piston and is manufactured by ARO under part number 637369.
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 637369 air motor repair kit used for?
The ARO 637369 air motor repair kit is used to rebuild the air end of ARO double diaphragm pumps. It includes a pilot piston and restores pump performance in industrial fluid-handling applications such as chemical transfer, paint circulation, and wastewater treatment.
What are the specifications of the ARO 637369 repair kit?
The ARO 637369 is an air-end repair kit for ARO double diaphragm pumps. It includes a pilot piston. The manufacturer part number is 637369, and the brand is ARO. This kit is designed to replace worn air-end components and restore pump operation.
Where to buy the ARO 637369 repair kit worldwide?
3G Electric supplies the ARO 637369 air motor repair kit worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this genuine ARO part.
How to install the ARO 637369 air motor repair kit?
To install the ARO 637369 kit, first isolate and depressurize the pump. Remove the air-end housing, replace the old pilot piston and seals with the new components from the kit, then reassemble. Always follow the pump manufacturer’s service manual for torque and lubrication specifications.
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.










