O-510 | Aladdin Hayward NorthStar Strainer Cover O-Ring | SPX4000TS Hayward vacuum Fixed Access Cover It is compatible with a

It is compatible with a wide array of models

supports system reliability

it offers lasting durability even in demanding pool environments

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O-510 | Aladdin Hayward NorthStar Strainer Cover O-Ring | SPX4000TS Hayward vacuum Fixed Access Cover It is compatible with aThe Aladdin O 510 Strainer Cover O Ring is engineered to match the original Hayward SPX4000TS seal used on NorthStar pump strainer lids, ensuring a tight, reliable barrier that prevents air leaks and maintains strong pump priming. Its durable, chemical resistant elastomer construction holds shape under pressure and frequent lid removal, helping preserve efficient water flow and stable suction. Sized for a clean, accurate fit in the NorthStar lid