Aladdin Equipment Co O-318 WhisperFlo® AQ/WFE Cover O-Ring/ Challenger® Lid O-Ring (After 11/1998) is a high‑quality replacement seal designed to restore a tight, leak‑free fit on WhisperFlo AQ/WFE covers and Challenger lids produced after November 1998.
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Secure, leak‑tight seal: engineered to maintain airtight integrity under typical pool and spa pump conditions.
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Durable materials: built to resist compression, cracking, and wear for longer service life.
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Easy installation: designed to drop into place with minimal effort, restoring full performance quickly.
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Wide compatibility: replaces multiple part numbers, simplifying maintenance and replacements.
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Trusted brand: from Aladdin Equipment CO INC., a respected name in pool equipment components.
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Comprehensive replacement list: Replaces SPX0501HJ, 350013z, 350013, 355332, 352600, 111863, 805-0436B, 111-0863, 111863, 319-4100B.
This O‑ring is designed specifically for the WhisperFlo AQ/WFE Cover and Challenger Lid assemblies manufactured after November 1998, helping you keep equipment running smoothly with minimal downtime.
To maximize lifespan, inspect the seal for nicks or cracks during routine maintenance, clean with mild soap and water, and replace if damaged.
