{"product_id":"compression-spring","title":"Pentair Genuine OEM Compression Spring, 1-3\/8 Inch OD","description":"\u003cp\u003ePentair part 272535 is a compression spring with a 1-3\/8 inch outside diameter. The source notes it as the spring used on equipment built after 1991, so the build date matters as much as the size.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOrder by the number\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSprings in this size range look close to identical in the hand, and free length and wire gauge are what decide whether the assembly above holds its tension. That is why the part number is the check, not a visual match against the old one.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eConfirm which assembly you are working on\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe source is not consistent about where this spring belongs. Pentair lists the part type as a pump part, while the listing itself sits under filter and multiport valve groupings. Compare 272535 against the parts breakdown for the equipment in front of you before you order.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":48628844462292,"sku":"PAC-051-1777","price":11.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_14d8bf3e-84b8-466b-9c83-122491848a97.png?v=1788755197","url":"https:\/\/www.activepoolsupply.com\/products\/compression-spring","provider":"Active Pool Supply","version":"1.0","type":"link"}