{"product_id":"castair-replacement-air-filter-element-rafd16","title":"Castair Replacement Air Filter Element - RAFD16","description":"\u003ch2\u003eCastair Replacement Air Filter Element for D16 Rotary Pump (RAFD16)\u003c\/h2\u003e\n\n\u003cp\u003eThe Castair RAFD16 is the replacement paper air filter element for the D16 rotary screw pump, used in the 50 to 60 HP range of Castair rotary screw compressors. Dimensions are ID 6-3\/8\", OD 9-1\/2\", HGT 7-7\/8\". The D16 shares the same outside and inside diameter as the D10 filter (RAFD10) but is taller at 7-7\/8\" versus 5\". Do not substitute RAFD10 for RAFD16 — the height difference affects sealing against the filter housing and will result in unfiltered air bypassing the element.\u003c\/p\u003e\n\n\u003cp\u003eIf you are running a 50 to 60 HP Castair rotary screw compressor, the D16 air end is your air end. These are large, high-output machines — the air end sees significant flow volume, and a restricted or wrong-sized filter will show up quickly as elevated operating temperatures and reduced CFM output. Keep the correct RAFD16 element on the shelf.\u003c\/p\u003e\n\n\u003ch3\u003eFilter Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e RAFD16\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFilter type:\u003c\/strong\u003e Paper element, dry-type\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside diameter (ID):\u003c\/strong\u003e 6-3\/8\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside diameter (OD):\u003c\/strong\u003e 9-1\/2\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight (HGT):\u003c\/strong\u003e 7-7\/8\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e D16 rotary pump air end\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHorsepower range:\u003c\/strong\u003e 50-60 HP Castair rotary screw compressors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility — Verify Your Air End\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRAFD16:\u003c\/strong\u003e D16 air end — ID 6-3\/8\", OD 9-1\/2\", HGT 7-7\/8\" (this part, 50-60 HP)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRAFD10:\u003c\/strong\u003e D10 air end — ID 6-3\/8\", OD 9-1\/2\", HGT 5\" (25-40 HP) — same OD\/ID but shorter\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRAFD6-62:\u003c\/strong\u003e D6 and D62 — ID 4-3\/4\", OD 6-1\/8\", HGT 2-7\/8\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRAFD3-4:\u003c\/strong\u003e D3, D31, D4 — ID 2-7\/8\", OD 4-5\/8\", HGT 2-7\/16\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRAFG11:\u003c\/strong\u003e G11 air end — ID 2-5\/8\", OD 3-7\/8\", HGT 3-1\/8\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe D16 and G30 air ends are used in Castair's highest-output models (50+ HP). Confirm your air end model on your compressor nameplate before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eWhen to Replace\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-volume use:\u003c\/strong\u003e 50-60 HP compressors move a lot of air — in dusty shop environments, air filters need more frequent inspection than on smaller machines\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eScheduled interval:\u003c\/strong\u003e Track on your hour meter; inspect filter at each oil change at minimum\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEarly indicator:\u003c\/strong\u003e Elevated discharge temperature at normal ambient conditions is often filter restriction before it shows on a pressure gauge\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePM kit:\u003c\/strong\u003e MKD16 covers the D16 air end — includes 2 air filters, 4 oil filters, 1 separator filter, 5 gallons CAST-LUBE oil at 10% savings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat Is in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1x Castair RAFD16 paper air filter element\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Buy From Air Compressor Factory Direct?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCastair authorized:\u003c\/strong\u003e OEM replacement — correct dimensions confirmed\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:\u003c\/strong\u003e 866-217-0063 — confirm air end model if you are unsure whether you have a D10 or D16\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull filter lineup:\u003c\/strong\u003e RAFD10, RAFD16, RAFD6-62, RAFD3-4, RAFG11, plus oil and separator filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\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":53342584176853,"sku":"RAFD16","price":102.24,"currency_code":"USD","in_stock":true}],"url":"https:\/\/aircompressorfactorydirect.com\/products\/castair-replacement-air-filter-element-rafd16","provider":"Air Compressor Factory Direct","version":"1.0","type":"link"}