{"product_id":"pentair-19-x-4-posi-lok™-ring","title":"Pentair 19\" x 4\" Posi-Lok™ Ring","description":"\u003cp data-path-to-node=\"0\" id=\"p-rc_f216afe1720cae64-138\"\u003e\u003cspan class=\"citation-229\"\u003eThe \u003c\/span\u003e\u003cb data-path-to-node=\"0\" data-index-in-node=\"4\"\u003e\u003cspan class=\"citation-229\"\u003ePentair 19\" x 4\" Posi-Lok™ Ring\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-229\"\u003e (OEM Part #27001-0054S \/ #27001-0054Z) is a critical structural safety and containment component engineered specifically for \u003c\/span\u003e\u003cb data-path-to-node=\"0\" data-index-in-node=\"161\"\u003e\u003cspan class=\"citation-229\"\u003ePentair Sta-Rite System 2\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-229 citation-end-229\"\u003e pool and spa filtration systems.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-228 citation-end-228\"\u003eThis heavy-duty collar locks the upper and lower halves of the filter pressure vessel together on System 2 Modular Media (PLM Series, models PLM100 through PLM300) and System 2 Modular D.E. filters (PLD and PLDE Series, models PLD50 through PLDE70).\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"1\"\u003eFunctional Overview\u003c\/h3\u003e\n\u003cp data-path-to-node=\"2\" id=\"p-rc_f216afe1720cae64-139\"\u003e\u003cspan class=\"citation-227 citation-end-227\"\u003eMolded from a thick, high-impact, UV-stabilized composite polymer, this ring features an engineered internal buttress thread design.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Instead of using a metallic split-nut clamp secured by bolts, the Posi-Lok ring utilizes a continuous hand-tightened spin profile to compress the main tank shell cord-ring O-ring. Its primary operational role is to safely absorb the severe internal hydraulic pressures generated during pump filtration cycles, preventing catastrophic separation of the tank domes. \u003cspan class=\"citation-226\"\u003eTo ensure proper technician engagement and prevent over-tightening or pressure failure, the outer perimeter of the rim features prominent, molded-in \u003c\/span\u003e\u003cb data-path-to-node=\"2\" data-index-in-node=\"646\"\u003e\u003cspan class=\"citation-226\"\u003e\"LOCKED\"\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-226\"\u003e and \u003c\/span\u003e\u003cb data-path-to-node=\"2\" data-index-in-node=\"659\"\u003e\u003cspan class=\"citation-226\"\u003e\"REMOVE\"\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-226 citation-end-226\"\u003e directional indicators that align directly with the tank's spring-loaded safety latch hardware.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"3\"\u003eWeight and Dimensions Profile\u003c\/h3\u003e\n\u003cul data-path-to-node=\"4\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,0,0\"\u003e\u003cb data-path-to-node=\"4,0,0\" data-index-in-node=\"0\"\u003eActual Product Weight:\u003c\/b\u003e Approximately \u003cb data-path-to-node=\"4,0,0\" data-index-in-node=\"37\"\u003e2.35 to 2.50 pounds\u003c\/b\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,1,0\" id=\"p-rc_f216afe1720cae64-140\"\u003e\u003cspan class=\"citation-225\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"4,1,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-225\"\u003ePhysical Dimensions:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-225 citation-end-225\"\u003e The ring features an inner diameter of 15.5 inches and an outer edge boundary of 17.5 inches.\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-224 citation-end-224\"\u003eHowever, due to its specialized geometric flange construction and overall height, its broad physical footprint spans roughly 23.75\" in length by 21.25\" in width by 5.5\" in height.\u003csup class=\"superscript\" data-turn-source-index=\"6\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,2,0\"\u003e\u003cb data-path-to-node=\"4,2,0\" data-index-in-node=\"0\"\u003ePackaged Shipping Weight:\u003c\/b\u003e Typically scales at \u003cb data-path-to-node=\"4,2,0\" data-index-in-node=\"46\"\u003e4.0 to 5.0 pounds\u003c\/b\u003e because its large, rigid ring geometry requires an oversized, flat cardboard container heavily insulated with void-fill packaging to protect the high-stress composite threads from being dented, flattened, or fractured during transit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Commercial Pool and Spa Supplies","offers":[{"title":"Default Title","offer_id":53762622488687,"sku":"27001-0054S","price":362.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/3785\/3807\/files\/images_3_50d802be-9a12-4506-817c-a4ff0a04e228.jpg?v=1783608809","url":"https:\/\/commercialpoolandspasupplies.com\/products\/pentair-19-x-4-posi-lok%e2%84%a2-ring","provider":"Commercial Pool and Spa Supplies ","version":"1.0","type":"link"}