{"title":"MIL-PRF-8188 Synthetic Base Corrosion Preventive","description":"\u003cp\u003eThe \u003cstrong\u003eMIL-PRF-8188\u003c\/strong\u003e specification defines the requirements for a synthetic-base corrosion-inhibitive lubricating oil designed primarily for the preservation of aircraft turbine engines, helicopter transmissions, and auxiliary power units (\u003cstrong\u003eAPU\u003c\/strong\u003e). Unlike mineral-based compounds, this fluid is formulated with a synthetic ester base and specific additives to protect systems that normally operate with high-performance synthetic lubricants such as MIL-PRF-7808. Although its primary function is long-term corrosion prevention during storage or shipment, it is engineered to allow for limited engine operation, typically not exceeding 25 hours, for acceptance flights or functional testing. Known internationally by the \u003cstrong\u003eNATO code C-638\u003c\/strong\u003e, this oil ensures chemical compatibility with modern seal materials and internal components that could be damaged by mineral-based alternatives.\u003c\/p\u003e","products":[{"product_id":"27030aepl","title":"Castrol Brayco 589 Corrosion Preventive Oil - MIL-PRF-8188  - 5 Gallon Pail","description":"\u003cp\u003e\u003cstrong\u003eCastrol Brayco 589 Corrosion Preventive Oil MIL-PRF-8188 - 5 Gallon Pail\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCastrol Brayco™ 589 is a high-grade, petroleum-based lubricating and preservative oil specifically designed for the preservation of aircraft turbine engines. Formulated to meet the MIL-PRF-8188D specification, it provides exceptional protection against rust and corrosion for engines that will be inactive for extended periods. This oil is engineered to prevent the formation of oxidation products and maintain the integrity of internal engine components during storage and shipment.\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eKey Benefits\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eLong-Term Preservation: Provides a durable protective film that shields critical engine internals from moisture and salt-laden environments.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatibility: Fully compatible with synthetic and mineral-based jet engine oils, allowing for easier transitions during engine \"depreservation.\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOxidation Resistance: Formulated to resist thickening and the buildup of acidic byproducts over time.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow-Temperature Fluidity: Remains effective in cold climates, ensuring full coverage even when temperatures drop during transport.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eTurbine Engine Storage: Used for the preservation of gas turbine engine fuel systems and internal components.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eShipping \u0026amp; Transit: The primary choice for protecting engines and parts being shipped overseas or stored in non-climate-controlled environments.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMRO Operations: Utilized during maintenance, repair, and overhaul cycles to prevent corrosion on disassembled parts.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMilitary \u0026amp; Commercial Aviation: Trusted by airforces and commercial airlines globally for mission-critical engine protection.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Castrol Brayco","offers":[{"title":"Default Title","offer_id":51986716230004,"sku":"27030AEPL","price":767.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/2991\/9604\/files\/27030AEPL.png?v=1768394602"},{"product_id":"sent-8188-corrosion-preventive-oil-mil-prf-8188d-nato-c-638-gas-turbine-engine-storage","title":"Gas Turbine Engine Corrosion Preventive Oil for Storage MIL-PRF-8188 -  1 Gallon","description":"\u003ch3\u003eGas Turbine Engine Corrosion Preventive Oil for Storage MIL-PRF-8188D \u003c\/h3\u003e\n\u003cp\u003eNSN: 6850-00-209-7231 (Gallon Can)\u003c\/p\u003e\n\u003cp\u003eSENT-8188 is a light amber-colored, inhibited synthetic ester-based oil engineered for the long-term storage and corrosion prevention of aircraft gas turbine engines. It is a fully qualified product that meets or exceeds the requirements of the U.S. Military specification MIL-PRF-8188D.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Function:\u003c\/strong\u003e\u003cbr\u003eEngine Preservation: Designed to provide superior protection against corrosion and degradation for turboprop, turbojet engines, helicopter transmissions, and auxiliary power units (APUs) during extended storage periods.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Specifications \u0026amp; Usage:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMilitary Specification: Qualified to MIL-PRF-8188D (Supersedes MIL-C-8188C).\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNATO Code: Identified by C-638.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatibility: Compatible with operating oils conforming to MIL-PRF-7808 and MIL-PRF-23699.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLimited Lubricant Use: This corrosion-preventive oil is capable of limited use, not to exceed 25 hours, as an aircraft engine lubricant. This makes it ideal for preservation and final acceptance runs of engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ccenter\u003e\n\u003cp\u003e\u003ca style=\"background-color: #000; border: none; border-radius: 4px; color: white; padding: 15px 32px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; width: 80%;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0888\/2991\/9604\/files\/SENT_8188_mil-prf-8188d.pdf?v=1759420148\" target=\"_blank\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003eDownload Technical Data Sheet\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca style=\"background-color: #000; border: none; border-radius: 4px; color: white; padding: 15px 32px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; width: 80%;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0888\/2991\/9604\/files\/SENT_8188_1.pdf?v=1759420725\" target=\"_blank\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003e\u003cspan dir=\"auto\" style=\"vertical-align: inherit;\"\u003eDownload Safety Data Sheet\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/center\u003e","brand":"Sentinel","offers":[{"title":"Default Title","offer_id":53473449247092,"sku":"SENT-8188","price":427.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/2991\/9604\/files\/SENT-8188_1.png?v=1763997447"}],"url":"https:\/\/145.aero\/collections\/mil-prf-8188.oembed","provider":"Aircraft Shop Supply","version":"1.0","type":"link"}