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AR2389 is the replacement O-ring kit for the AR303 and AR403 diaphragm pumps. This kit is typically used when rebuilding the pump at the end of the season. Included in the kit are the main 30 O-rings found on the AR303/403 pumps. AR2389 replaces 9910-Kit2389 and is compatible with Hypro D303 & D403 pumps.
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🇺🇸 Ship from USA · On Agora since 2025
$20.86