{"product_id":"air-filter-safety-element-p780523","title":"Donaldson P780523 Air Filter, Safety Element","description":"\u003cp\u003eThe \u003cstrong\u003eDonaldson P780523\u003c\/strong\u003e is the safety, or secondary, RadialSeal element that sits inside the P780522 primary air filter. It is 14.83\" (377 mm) long and 4.27\" (108 mm) across.\u003c\/p\u003e\n\u003cp\u003eIts job is to protect the engine if the primary is damaged or pulled for service. Replace it rather than cleaning it, and leave it in place whenever the primary is out.\u003c\/p\u003e\n\u003ch2\u003eDonaldson P780523 Air Filter Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDonaldson part number: P780523\u003c\/li\u003e\n\u003cli\u003eStyle: safety (secondary) air filter, RadialSeal\u003c\/li\u003e\n\u003cli\u003eLength: 376.7 mm (14.83 in)\u003c\/li\u003e\n\u003cli\u003eOuter diameter: 108.5 mm (4.27 in)\u003c\/li\u003e\n\u003cli\u003eInner diameter: 87.6 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Uses for the Donaldson P780523\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProtecting the engine when the primary is out or damaged\u003c\/li\u003e\n\u003cli\u003eScheduled service on hydrovac, jetter and combo truck chassis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Choose the Right Donaldson Safety Air Filter\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse the cross-reference list when your old filter is another brand\u003c\/li\u003e\n\u003cli\u003eCall with your truck and engine model for a full service set\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCompare every option in our \u003ca href=\"\/collections\/vac-truck-filters\"\u003eVac Truck Filters\u003c\/a\u003e collection.\u003c\/p\u003e\n\u003ch2\u003eDonaldson P780523 Air Filter FAQ\u003c\/h2\u003e\n\u003ch3\u003eWhat are the dimensions of the Donaldson P780523?\u003c\/h3\u003e\n\u003cp\u003eLength: 376.7 mm (14.83 in); Outer diameter: 108.5 mm (4.27 in).\u003c\/p\u003e\n\u003ch3\u003eHow do I know this Donaldson filter fits my truck?\u003c\/h3\u003e\n\u003cp\u003eMatch the Donaldson part number on your old filter or in your engine or truck service manual. The cross-references on this page help if your old filter is another brand.\u003c\/p\u003e\n\u003ch3\u003eCan you put together a full service set?\u003c\/h3\u003e\n\u003cp\u003eYes. Call 402-237-1914 with your truck and engine model and we will help you collect every filter you need.\u003c\/p\u003e\n\u003cp\u003eNot sure which one fits your truck? Call 402-237-1914 (Mon to Fri, 7AM to 4PM) and talk to someone who has run the equipment.\u003c\/p\u003e\n\u003ch2\u003eRelated Vac Truck Filters\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/air-filter-primary-element-p780522\"\u003eMatching primary element P780522\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/vac-truck-filters\"\u003eShop all Vac Truck Filters\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Donaldson Filters","offers":[{"title":"Default Title","offer_id":54510382121144,"sku":"P780523","price":32.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/9941\/0616\/files\/Donaldson_P780523_Air_Filter_Safety_Element.jpg?v=1793650598","url":"https:\/\/www.hydrovac-supply.com\/products\/air-filter-safety-element-p780523","provider":"HydroVac Supply","version":"1.0","type":"link"}