Krytox 283 series anticorrosion greases are white greases that contain sodium nitrite. These grades provide rust protection at ambient temperatures, corrosion protection at high temperatures, and anti-wear protection. Krytox 280 Series contain 1% sodium nitrite.-- Application Aerospace, Aviation, Bearings, Seals, Valves, O-Rings, Threads, Oxygen Devices Base Formulation Perfluoropolyether Additives Sodium Nitrite Thickener Polytetrafluoroethelyne Specification Met ASTM D445; ASTM D2595; ASTM D97; ASTM D217; ASTM D942; ASTM D2512; ASTM D6184 Flammable (Y/N) N Food Grade NO Temperature Range °F -57°C to 149°C Viscosity @ 100°C 4.2 cSt Viscosity @ 40°C 24.7 cSt Oxygen Safe (Y/N) Y UOM Each Part Number LAS283AZ, LAS283AZ, LKJ283AZ, LU283AZ, LET283AZ, LCT283AZ Lead Time 30 DAYS