{"product_id":"donaldson-dura-lite-primary-round-air-filter-11-in-body-length-lightweight-cellulose-disposable-high-flow-b085011","title":"Donaldson Dura Lite primary round air filter 11 in body length — lightweight cellulose, disposable, high-flow (B085011)","description":"\u003cp\u003e\u003cstrong\u003eThe Donaldson Dura Lite B085011 is a lightweight, disposable 11.00-inch primary round air filter built with cellulose media for dependable engine intake protection and strong airflow performance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned as a non-metallic, self-supporting primary air cleaner, the Dura Lite B085011 offers a balance of filtration efficiency and reduced weight for heavy-duty diesel and industrial applications. Its all-in-one disposable construction simplifies service intervals and eliminates the need for a separate housing, while industry cross-references make replacement straightforward for equipment using Cummins and Hercules primary filters.\u003c\/p\u003e\n\n\u003ch3\u003eWhat are the key specifications and flow ratings for this filter?\u003c\/h3\u003e\n\u003cp\u003eThe Dura Lite B085011 is rated across multiple flow points to match variable engine demands. It performs reliably at low, medium and high flow conditions, so operators know what to expect under different loads.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBody length: 11.00 inches (compact, space-efficient fit)\u003c\/li\u003e\n  \u003cli\u003eMedia: cellulose-based primary filtration material\u003c\/li\u003e\n  \u003cli\u003eRated flow (Lr): 280 CFM (7.92 CMM)\u003c\/li\u003e\n  \u003cli\u003eRated flow (Mr): 400 CFM (11.32 CMM)\u003c\/li\u003e\n  \u003cli\u003eRated flow (Hr): 470 CFM (13.3 CMM)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich engines and part numbers is the B085011 compatible with?\u003c\/h3\u003e\n\u003cp\u003eThis Donaldson primary filter directly replaces or cross-references common manufacturer part numbers, simplifying maintenance planning for fleets and service shops. Confirm fitment by comparing dimensions and flow requirements with the original equipment manual.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrimary application: Cummins part 2912986\u003c\/li\u003e\n  \u003cli\u003ePrimary application: Hercules part B085008\u003c\/li\u003e\n  \u003cli\u003eAlternate reference: Hercules 400000642\u003c\/li\u003e\n  \u003cli\u003eRound, primary-style configuration suitable for compatible housings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the Dura Lite design affect installation and durability?\u003c\/h3\u003e\n\u003cp\u003eDura Lite filters are engineered as non-metallic and self-supporting, which reduces weight and prevents corrosion concerns found with metal components. Because the unit is disposable and structurally stable on its own, installation is quick and replacement intervals are straightforward.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNon-metallic construction resists rust and reduces overall component weight\u003c\/li\u003e\n  \u003cli\u003eSelf-supporting body holds shape without external reinforcement\u003c\/li\u003e\n  \u003cli\u003eDisposable design eliminates need for cleaning or rebuilding\u003c\/li\u003e\n  \u003cli\u003eRound shape allows simple twist-and-seat or clamp-style mounting where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance benefits can maintenance teams expect?\u003c\/h3\u003e\n\u003cp\u003eMaintenance crews benefit from predictable flow ratings and the convenience of a single-use primary filter. The cellulose media balances capture efficiency and airflow, helping systems maintain proper intake performance when the element is changed on schedule.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConsistent airflow at defined rated flow points for stable engine performance\u003c\/li\u003e\n  \u003cli\u003eLower weight simplifies handling during service\u003c\/li\u003e\n  \u003cli\u003eDisposable element reduces downtime compared with cleaning and reassembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Donaldson Dura Lite B085011 is suitable for fleet managers, diesel mechanics, and equipment operators seeking a direct-fit, disposable primary air filter for compatible Cummins and Hercules applications. It is particularly useful where weight savings, straightforward replacement, and reliable rated flow across operating conditions are priorities. Always verify compatibility with your engine manual or parts diagram before purchase.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the B085011 a direct replacement for Cummins 2912986?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the Dura Lite B085011 cross-references Cummins part 2912986; confirm dimensions and flow ratings before installing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What maintenance does this disposable filter need?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No cleaning required—replace the filter when service intervals or differential pressure indicators indicate change is needed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Donaldson","offers":[{"title":"Default Title","offer_id":48084164247710,"sku":"B00JYL2DJW","price":85.14,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/donaldson-dura-lite-b085011-front-view.jpg?v=1785847980","url":"https:\/\/northtrailauto.ca\/products\/donaldson-dura-lite-primary-round-air-filter-11-in-body-length-lightweight-cellulose-disposable-high-flow-b085011","provider":"North Trail Auto","version":"1.0","type":"link"}