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With over 60 years of field experience Nyco has extensive research into the development of turbine oils, hydraulic fluids, multi-purpose greases and lubricants, NYCO offers a comprehensive range of lubricants for helicopters, business jets and aircraft. 

Nyco are the sole European producer of aviation lubricants and experts in the development of synthetic ester-base stocks. With a comprehensive range of aviation lubricants with international approvals for Armed forces (Air, Sea, Land), Oil & Gas, Power generation,MROs, OEMs, Airlines & Aircraft manufacturers. 

Click here to view the full range of Nyco products available from Silmid.

Product Spotlight

Nyco Grease GN 148

Nyco Grease GN 148 is a NLGI 2 Grade grease, based on a blend of synthetic diester oils and synthetic hydrocarbon basestock and thickened with a complex lithium soap.


  • Temperature range: -73°C to +121°C
  • Anti-rust properties
  • Suitable for landing gear
  • High to very high speed bearings and roller 

Nyco 65 Vaseline

Nyco 65 Vaseline is a stiff, rather tacky petrolatum (heavy mineral paraffin wax), with a melting point in the range 45 to 60°C.


  • Anti-seize assembly
  • Temporary rust prevention in workshop
  • Battery terminals protection
  • DEF-STAN 91-38 Iss. 1 – PX-7

Nyco Grease GN 22

Nyco Grease GN 22 is a NLGI 2, clay-thickened grease, based on a synthetic hydrocarbon oil with a viscosity of 7 cSt at 100°C. 


  • Airframe multipurpose grease
  • Wheel bearings of most civil and military aircrafts
  • Main and tail rotor of helicopter
  • Inhibited against corrosion, oxidation and contains antiwear/extreme pressure

Nyco Grease GN 3058

Nyco Grease GN 3058 is  the newest high-temperature range grease for longer wheel bearing life. Available in various sizes.


  • High load carrying capabilities
  • Outstanding resistance to water washout and to high temperatures
  • Very good protection against corrosion even in the presence of salt water
  • Available in various sizes

Comprehensive solutions for high-performance, responsible technologies.

Nyco Hydraulic Fluids

Hydraunycoil includes high performance mineral and synthetic fluids for hydraulic systems at high and low temperature. Our fluids have outstanding properties regarding resistance to fire and extreme pressure, anti-corrosion and biodegradability.


Nyco Grease

Multi purpose of special purpose mineral and synthetic greases for extreme applications and operating conditions high temperatures, speed, or high pressure; as well as salty, humid or corrosive environments., compliant with civil, military aviation and industrial constraints. 

Nyco Turbine and Piston Engine Oils

The Turbonycoil product range includes high performance synthetic aviation turbine and piston engine oils as well as mineral preservation oils. Our turbine oils are fortified with carefully selected anti-oxidant, anti-corrosion, anti-wear and extreme-pressure additives.