{"product_id":"castair-replacement-filter-for-p50-60-rotary-pump-rofp50-60","title":"Castair Replacement Filter for P50-60 Rotary Pump - ROFP50-60","description":"\u003cp\u003eThe \u003cstrong\u003eCastair ROFP50-60\u003c\/strong\u003e is the OEM replacement oil filter for Castair rotary screw compressors equipped with the \u003cstrong\u003eP50 or P60 rotary pump air end\u003c\/strong\u003e. Maintaining proper oil filtration on these air ends protects rotor bearings, timing gears, and sealing surfaces — the components that determine how long your air end runs before requiring rebuild or replacement. This is the correct OEM filter for the P50-60 platform.\u003c\/p\u003e\n\n\u003ch2\u003eApplication\u003c\/h2\u003e\n\u003cp\u003eThe P50 and P60 designations refer to specific Castair rotary pump air end variants. If your compressor service documentation or model plate references a P50 or P60 air end, this is the correct oil filter. Note that the ROFD62-P75-P90 covers P75 and P90 variants — this ROFP50-60 is specifically for the P50 and P60 models, which have different filter dimensions or thread specifications.\u003c\/p\u003e\n\n\u003ch2\u003eMaintenance and Service\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter type:\u003c\/strong\u003e Replacement oil filter for P50-60 rotary pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService interval:\u003c\/strong\u003e Replace at each scheduled oil change per Castair maintenance schedule\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible oil:\u003c\/strong\u003e GA4000 or FG4000 Castair synthetic rotary screw lubricant (1 year\/4,000 hour rating)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompanion filter:\u003c\/strong\u003e RSFP50-60 separator filter — replace at major service intervals alongside the oil filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHour meter:\u003c\/strong\u003e Standard on all Castair rotary screw units; use it to track oil change and filter replacement intervals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy OEM Matters on Rotary Screw Oil Filters\u003c\/h2\u003e\n\u003cp\u003eThe oil filter bypass valve rating is calibrated for the specific oil viscosity and flow characteristics of each air end design. An undersized or incorrectly rated filter can bypass at the wrong differential pressure — either allowing contaminated oil to circulate when it should not, or restricting flow when cold oil viscosity is high. For a 100% duty cycle machine, neither outcome is acceptable. Use the OEM filter.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e ROFP50-60\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter Type:\u003c\/strong\u003e Replacement oil filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Air Ends:\u003c\/strong\u003e Castair P50, P60 rotary pump\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompanion Filter:\u003c\/strong\u003e RSFP50-60 (separator filter)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Cast Air\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Buy From OEM Diagnostic Tools?\u003c\/h3\u003e\n\u003cp\u003eGenuine Castair OEM maintenance parts. Free shipping on qualifying orders. Free tech support at \u003cstrong\u003e866-217-0063\u003c\/strong\u003e. Full Castair manufacturer warranty. Call us to verify compatibility with your P50-60 model before ordering.\u003c\/p\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":53342596202709,"sku":"ROFP50-60","price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/aircompressorfactorydirect.com\/products\/castair-replacement-filter-for-p50-60-rotary-pump-rofp50-60","provider":"Air Compressor Factory Direct","version":"1.0","type":"link"}