{"product_id":"check-valve-281-2725-for-caterpillar-engine-3406e-3456-c-12-c15-c18-3176c-3196","title":"Check Valve 281-2725 for Caterpillar Engine 3406E 3456 C-12 C15 C18 3176C 3196","description":"\u003cstrong\u003eDesigned for select Caterpillar diesel engines, this aftermarket engine check valve helps restore one-way fluid or pressure control.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eA check valve allows flow in one direction while preventing reverse movement in the circuit. Leakage, sticking, contamination, or internal wear can cause pressure loss, drain-back, or poor system response.\u003c\/p\u003e\u003cp\u003eThe listed replacement number is \u003cstrong\u003e281-2725\u003c\/strong\u003e. Match the part number, thread or port size, flow direction, pressure application, and engine configuration with the part currently installed.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCompact service component for engine repair\u003c\/li\u003e\n\u003cli\u003eRestores one-way flow control\u003c\/li\u003e\n\u003cli\u003eHelps prevent reverse flow or pressure drain-back\u003c\/li\u003e\n\u003cli\u003eDesigned for compatible Caterpillar engine systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eCompatible with Caterpillar 3406E, 3456, C-12, C15, C18, 3176C, and 3196 engine applications. Serial-number breaks, production changes, or equipment options may affect the required part.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Engine Check Valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Brand:\u003c\/strong\u003e Caterpillar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 281-2725\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I confirm the correct check valve? \u003cstrong\u003eA:\u003c\/strong\u003e Match the original part number, port or thread size, flow direction, and the exact circuit where the valve is installed.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this an original OEM part? \u003cstrong\u003eA:\u003c\/strong\u003e This is an aftermarket replacement; brand names and part numbers are used only to identify compatibility.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eModel listings are a guide only. Compare the original component and all available fitment details before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"Northline Parts","offers":[{"title":"Default Title","offer_id":42903997775943,"sku":"ZZ2F03567","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7123\/5399\/files\/177558960226-0.jpg?v=1782415078","url":"https:\/\/www.northlineparts.com\/products\/check-valve-281-2725-for-caterpillar-engine-3406e-3456-c-12-c15-c18-3176c-3196","provider":"Northline Parts","version":"1.0","type":"link"}