Royco® 899

Product Description: A synthetic ester-based broad application, 5 cSt turbine engine oil that is blended with corrosion inhibition in mind and for strong oxidative and thermal stability performance.

Specification: MIL – PRF – 23699 CI

NATO Specification: O-156

Joint Service Designation: N/A

MIL-SPEC Scope: This specification covers three classes of gas turbine engine lubricating oils, primarily used for aircraft engines, which have a nominal viscosity of 5 centistokes at 100 ⁰C and which are typically made with neopentyl polyol ester base stocks. This oil is identified by NATO Code Number 0-156.

Shelf Life:

  • US Military 3 Years
  • Commercial 4 Years
  • NATO 4 Years

Tariff Code: 3403.99.0000

Material: Synthetic Turbine Oils
Acrylonitrile Poor to Good
Acrylonitrile-butadiene rubber (Perbunan®) Poor to Good
Butyl rubber Poor to Fair
Flurocarbon (Viton®) Very Good
Methacrylate Poor to Fair
Natural rubber/latex Poor
Poly (ethylene) Good
Polyamine (Nylon) Poor
Polychloroprene (Neoprene® ) Poor
Polyester Good
PTFE (Teflon® ) Very Good
Polyvinyl chloride (PVC) Poor
Silicone Poor to Fair
Styrene-butadiene or styene-butadiene rubber (SBR) or Buna S Poor
National Stock Number Grade Amount Container
9150-00-180-6266 Grade 3 8 oz. Can
9150-00-985-7099 Grade 3 1 quart Can
9150-00-681-5999 Grade 3 1 gal. Can

Highly Refined Petroleum Base Oils, Helicopter Transmission System Lubricating Oil, General Purpose Molybdenum