G-394

Def Stan 91-56
XG-315

NYCO GREASE GN 68

AIRCRAFT SILICONE GREASE

NYCO GREASE GN 68 consists mainly of a liquid silicone lubricant and a thickener. It is intended for use between - 40oC and + 200oC as a lubricant for metal to rubber (except silicone) sliding surfaces, especially in aircraft pneumatic systems and guided weapons.


Main characteristics

Properties Units Typical values Test methods
Appearance — homogeneous paste —
Dropping point oC 210 ASTM D 566
Penetration     ASTM D 217
after 60 strokes 1/10 mm 260  
Oil separation     Def Stan 05-50
24h at 150oC % weight 2.0 method 9
Evaporation loss     IP 183
24h at 150oC % weight 1.5