{"product_id":"aeroshell-500-turbine-oil","title":"AeroShell Turbine Oil 500 Synthetic Oil (MIL-PRF-23699 STD \/ SAE AS5780 SPC)","description":"\u003ch3\u003eSynthetic Engine Oil\u003c\/h3\u003e\n\u003cp\u003eAeroShell Turbine Oil 500 is a second-generation, 5 mm²\/s (cSt) synthetic hindered ester turbine oil engineered for demanding civil and military gas turbine engines, turboprops, and helicopter transmissions. Meticulously formulated with a balanced additive package, AeroShell 500 delivers exceptional thermal and oxidation stability, resisting high-temperature breakdown, coking, and acid formation under extreme flight line conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAviation Depot Advantage:\u003c\/strong\u003e Fully qualified to **MIL-PRF-23699 Grade STD** and **SAE AS5780 Grade SPC** (NATO Code O-156 \/ DEF STAN 91-101 OX-27), AeroShell 500 incorporates advanced metal passivation to protect critical turbine bearings and gears against corrosion and mechanical scoring. Its low volatility minimizes oil consumption and evaporation loss during prolonged high-altitude operations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Part Numbers (MFG #):\u003c\/strong\u003e\u003cbr\u003e• \u003cstrong\u003eQuart Can (1 US Qt):\u003c\/strong\u003e MFG # 550063909\u003cbr\u003e• \u003cstrong\u003e55-Gallon Drum:\u003c\/strong\u003e MFG # 550042548\u003c\/p\u003e\n\u003ch3\u003eKey Characteristics \u0026amp; Performance Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSynthetic Ester Base Matrix:\u003c\/strong\u003e Utilizes high-purity hindered ester basestocks that provide inherent resistance to oxidation, thermal degradation, and sludge accumulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Coking Tendency:\u003c\/strong\u003e Minimizes carbon deposit buildup around turbine bearing chambers, engine nozzles, and hot-section oil galleries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Load-Carrying Capacity:\u003c\/strong\u003e Forms a resilient elastohydrodynamic lubricating film that prevents scoring and micro-pitting on gear teeth under severe loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Metal Passivation:\u003c\/strong\u003e Protects multi-metal airframe and engine internal surfaces against chemical pitting, oxidative rust, and fluid degradation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad Thermal Operating Window:\u003c\/strong\u003e Delivers reliable fluid flow during sub-zero cold starts while maintaining structural viscosity under peak hot-section operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Aviation Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial \u0026amp; Military Jet Turbine Engines:\u003c\/strong\u003e Primary lubricating fluid for commercial turbofan, turbojet, and military gas turbine engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelicopter Turboshafts \u0026amp; Transmissions:\u003c\/strong\u003e Approved for main rotor gearboxes, tail rotor drives, and turboshaft engines specifying MIL-PRF-23699 synthetic oils.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Accessories \u0026amp; Auxiliary Power Units (APUs):\u003c\/strong\u003e Lubricates aircraft constant speed drives (CSDs), starter-generators, air cycle machines, and APUs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial \u0026amp; Marine Gas Turbines:\u003c\/strong\u003e Suitable for aeroderivative industrial gas turbine installations requiring 5 cSt synthetic ester lubricants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications \u0026amp; Cross-References\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer \/ Product Line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eShell Aviation \/ AeroShell® Turbine Oil 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUS Military Specification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMIL-PRF-23699G Grade STD (Standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSAE Aerospace Standard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSAE AS5780D Grade SPC (Standard Performance Capability)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNATO \u0026amp; International Codes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNATO Code O-156 | DEF STAN 91-101 Grade OX-27 | French DCSEA 299\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBase Chemistry \u0026amp; Viscosity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSynthetic Hindered Ester | 5 cSt (mm²\/s) at 100°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackaging Identifiers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQuart: MFG # 550063909 | 55-Gallon Drum: MFG # 550042548\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Aeroshell","offers":[{"title":"Quart Can","offer_id":51658534420852,"sku":"500-1QT","price":21.22,"currency_code":"USD","in_stock":true},{"title":"Case of 24 QT - FREE GROUND SHIPPING","offer_id":54022086033780,"sku":"500-1QT-CS","price":492.0,"currency_code":"USD","in_stock":false},{"title":"55 Gal. Drum","offer_id":51674388169076,"sku":"500-55GL","price":3830.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/2991\/9604\/files\/aeroshell-500-turbine-oil-mil-prf-23699g-550063909-quart.png?v=1787755918","url":"https:\/\/145.aero\/products\/aeroshell-500-turbine-oil","provider":"Aircraft Shop Supply","version":"1.0","type":"link"}