{"product_id":"cummins-48","title":"Cummins - O-Ring Seal - 4019975","description":"\u003cp\u003eThe \u003cstrong\u003eCummins 4019975 O Ring Seal\u003c\/strong\u003e is a genuine OEM Cummins sealing component used primarily on \u003cstrong\u003eTier 3 5.9 liter ISB\/QSB engines\u003c\/strong\u003e. It is a factory replacement O-ring for the correct Cummins assembly location and helps seal the related joint against leakage after service or reassembly.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Cummins OEM O-ring seal\u003c\/li\u003e\n\u003cli\u003ePart number: \u003cstrong\u003e4019975\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePrimary application: \u003cstrong\u003eTier 3 5.9L ISB\/QSB engines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eFactory replacement sealing component\u003c\/li\u003e\n\u003cli\u003eUsed where Cummins specifies \u003cstrong\u003eO Ring Seal 4019975\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRecommended replacement whenever the related component is removed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eUsed primarily on \u003cstrong\u003eCummins Tier 3 5.9 liter ISB\/QSB diesel engines\u003c\/strong\u003e. Confirm fitment by engine serial number, CPL, and parts diagram location.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCummins O-ring seals can vary by engine arrangement, emissions tier, component location, material, and cross-section. Verify against the engine serial number before ordering.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace this O-ring if it is flattened, cut, swollen, brittle, cracked, leaking, or disturbed during component removal. Reusing an old O-ring can cause repeat seepage.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eClean the groove and mating surface before installation. Lightly lubricate the seal with the correct service fluid where required, seat it evenly, and avoid twisting or pinching during assembly.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e4019975\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe useful fitment detail for \u003cstrong\u003e4019975\u003c\/strong\u003e is the \u003cstrong\u003eTier 3 5.9L ISB\/QSB\u003c\/strong\u003e application. Customers should still confirm by serial number because Cummins sealing parts can change by engine arrangement and diagram location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"CUM","offers":[{"title":"Default Title","offer_id":43563784568868,"sku":"4019975","price":25.4,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/52841b89-ba4b-4e47-9046-f3a3d0a49a2c.png?v=1778797747","url":"https:\/\/marisolmarine.com\/products\/cummins-48","provider":"Marisol Marine Company","version":"1.0","type":"link"}