Krytox™ 283AB is an NLGI Grade 2, nonflammable, aerospace-grade PFPE grease with a PTFE thickener formulated with rust-inhibitor performance additives. Its base oil viscosity is 86 cSt at 38°C.
Krytox™ 283AB is a premium-performance perfluoropolyether (PFPE) grease with sodium nitrite additives for exceptional anticorrosion and anti-wear performance for critical aerospace and aviation lubrication. Krytox™ 283AB is formulated with a high-purity synthetic base oil that exhibits excellent thermal stability for extended use in high-temperature environments, especially compared to conventional mineral oil–based lubricants.
Krytox™ 283AB is a high-quality lubricant solution that is completely inert and nonflammable, delivering a heightened level of safety for complex and sensitive applications.
Viscosity @ 20°C (68°F): 240 cSt
Food-grade compatible (H1): No
Meets MIL-PRF-27617: Yes
Estimated useful temperature range: −40°C to 232°C (−40°F to 450°F)
Grease density @ 25°C (77°F): : 1.92 g/mL
Oil pour point: −40°C (−40°F)
Primary Chemistry: PFPE
Nonflammable
Nonreactive/Inert chemistry
Extremely long-lasting performance
Excellent thermal stability
Added anticorrosion performance additives
Easy application and nonmigrating
Migrating or poor grease or lubricant adhesion
Flammable or reactive grease chemistries
Excessive corrosion or rust on surface
Aerospace bearing and component damage or wear
Krytox™ 283AB is a lighter to medium of the premium AAND greases for use in applications that require additional corrosion inhibitors or additives to prevent rust formation.
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