{"product_id":"genuine-oem-replacement-part-for-arrow-pneumatic-5-micron-interceptor-ekf329-5","title":"Genuine OEM Replacement Part for Arrow Pneumatic 5 Micron Interceptor EKF329-5","description":"\u003cp\u003eThe EKF329-5 is a genuine OEM replacement filter element for Arrow Pneumatic compressed air filter equipment — specifically a 5-micron interceptor\/filter element. Arrow Pneumatic is a long-established manufacturer of compressed air treatment equipment; their interceptor-style filters are common in automotive shop environments for point-of-use filtration at paint guns, air tools, and spray booths. When the original element inside an Arrow Pneumatic filter body reaches its filtration capacity, the EKF329-5 is the correct OEM replacement to restore performance.\u003c\/p\u003e\n\n\u003ch2\u003eWhat \"5 Micron\" Means for Your Shop\u003c\/h2\u003e\n\u003cp\u003eA 5-micron filter element captures particles down to 5 micrometers in diameter. In a compressed air system, those particles include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRust and scale:\u003c\/strong\u003e From aging steel distribution piping and tanks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal wear particles:\u003c\/strong\u003e From compressor internal components (cylinders, pistons, valves)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulk liquid water:\u003c\/strong\u003e Water droplets carried in the air stream that weren't fully drained at the tank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoarse oil aerosols:\u003c\/strong\u003e Larger oil particles that got past the compressor's oil separator\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFive microns is a general-purpose particulate filtration rating — appropriate for most air tools, tire inflation, general blowing, and standard spray applications. For fine finishing work (automotive basecoat, clearcoat, high-end HVLP finishing), you may want to follow the 5-micron pre-filter with a coalescing filter rated at 0.01 micron to remove fine oil aerosols that a 5-micron element won't catch.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e EKF329-5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiltration rating:\u003c\/strong\u003e 5 micron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Interceptor\/particulate filter element\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM application:\u003c\/strong\u003e Arrow Pneumatic filter bodies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Genuine OEM part (not aftermarket)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: Specific Arrow Pneumatic model numbers compatible with the EKF329-5 are not confirmed in our current data. Contact us with your Arrow Pneumatic filter model number and we can confirm compatibility before you order. Installing the wrong element risks bypass or improper seating in the bowl.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eWhy OEM Elements Matter\u003c\/h2\u003e\n\u003cp\u003eAftermarket filter elements for compressed air applications are widely available and often cheaper than OEM. There's one reason to pay the OEM premium: fit. A filter element that doesn't seal perfectly against the bowl creates a bypass path — unfiltered air passes around the element rather than through it. You get the pressure drop of having a filter in line with none of the filtration benefit. With an OEM element from the original manufacturer, you know the bypass seal geometry is correct for the housing.\u003c\/p\u003e\n\n\u003ch2\u003eWhen to Replace the EKF329-5\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncreased pressure drop:\u003c\/strong\u003e Higher drop across the filter at normal flow rates indicates a loaded element. If you have gauges before and after the filter, watch for more than 5 PSI differential at normal operating flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisible contamination in the bowl:\u003c\/strong\u003e Water accumulation or particulate visible in the filter bowl suggests the element is working, but it also means the upstream system has a high particulate or moisture load. Replace the element and consider whether the upstream system needs additional treatment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegular maintenance intervals:\u003c\/strong\u003e For shop environments, a good baseline is element inspection every 3–6 months. High-use, high-contamination environments need more frequent changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBefore critical finishing work:\u003c\/strong\u003e For automotive painters, installing a fresh element before a major refinish job is cheap insurance against fish-eye contamination from oil passing through a loaded element.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) EKF329-5 replacement filter element (5 micron)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePositioning in a Complete Air Treatment System\u003c\/h2\u003e\n\u003cp\u003eIn a properly designed shop air system, the EKF329-5 \/ Arrow Pneumatic filter would sit as a point-of-use filter near your spray gun or air tool drops. The upstream system should include a tank with drain, an aftercooler or refrigerated dryer for bulk moisture removal, and possibly a main line filter. The point-of-use filter is the last line of defense before the air reaches your equipment.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Buy From Air Compressor Factory Direct?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecialist since 2016\u003c\/strong\u003e — we stock OEM filter elements and can help you identify the correct part for your equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree shipping\u003c\/strong\u003e on qualifying orders\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree tech support at 866-217-0063\u003c\/strong\u003e — call us with your Arrow Pneumatic model number and we'll confirm compatibility\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine OEM parts\u003c\/strong\u003e — not aftermarket substitutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHonest guidance\u003c\/strong\u003e — if you need a 0.01-micron coalescing element instead of or in addition to a 5-micron element, we'll tell you\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCall 866-217-0063 for quick answers and help!\u003c\/strong\u003e\u003c\/p\u003e","brand":"Cast Air","offers":[{"title":"Default Title","offer_id":53342548033749,"sku":"EKF329-5","price":85.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0622\/8466\/0949\/files\/filters.jpg?v=1772652672","url":"https:\/\/aircompressorfactorydirect.com\/products\/genuine-oem-replacement-part-for-arrow-pneumatic-5-micron-interceptor-ekf329-5","provider":"Air Compressor Factory Direct","version":"1.0","type":"link"}