Wilden® Repair Kits and Parts for Air-Operated Double-Diaphragm (AODD) Pumps and Air Distribution Systems (ADS)

Maximize & Streamline Maintenance Repairs with 100% Genuine Wilden Kits
Wilden® Wet and Air Repair Kits for AODD pumps have been designed to help properly maintain the health and performance of your Wilden pump. Always use only authentic Wilden Air Kits and Wet Kits when repairing or maintaining your Wilden products to preserve optimal performance and factory warranties.

Have an older Wilden diaphragm pump? We also offers Retrofit Kits for many models, which allow you to upgrade your existing AODD pumps. Numerous other spare parts are available on our website outside of the normal or traditional repair kits.

Air End Kits
Wilden® Air Repair Kits contain genuine Wilden replacements parts for the air side of an AODD pump. These diaphragm pump kits are available for both Pro-Flo® or Pro-Flo® SHIFT Series pumps. The Air Kits primarily contain all of the air-side (Air End) wear components, consisting of gaskets, O-rings, air valve spool, pilot spool and others spare parts.
• Replaces the Air Distribution System (ADS) Kit
• Contains reduced number of parts, including elimination of the air valve assembly and muffler plate
• All Air Kits include the air valve spool
• Vacuum-sealed to maintain parts integrity and cleanliness
• Air Kits ordering requires the following information: ADS model, Pump size, Pump series/configuration, Wetted material, Air valve material, ADS option.

Wet End Kit
Wilden® Wet Repair Kits contain 100% genuine Wilden replacements parts for the fluid-contacting side of an AODD pump. These Wet End kits (Liquid Side) are available for either bolted or clamped pumps. The kits typically contain the wet-wear components, such as diaphragms, balls, seats, gaskets and o-rings (if required).
• Replaces the Elastomer Kit
• Includes only elastomers located on the wet side of the pump – including diaphragms, balls, seats, gaskets and O-rings (if required) – to eliminate part duplication
• Vacuum-sealed to maintain parts integrity and cleanliness
• Wet Kit ordering requires only the following information: Pump size, Pump series/configuration, Wetted material and Diaphragm material.