ISO 281:2007 - Rolling bearings — Dynamic load ratings  - ISOISO 281:2007 also specifies methods of calculating the basic rating life, which is the life associated with 90 % reliability, with commonly used high quality material, ISO 281:2007(en), Rolling bearings — Dynamic load ratingsSince ISO 281 was published in 1990, additional knowledge has been gained regarding the influence on bearing life of contamination, lubrication, internal 
What are the differences between ISO 281 and ISO 16281The ISO 281:2007 rating does not directly consider shaft deflections leading to bearing tilt or misalignment, roller profiling, pre-loading or bearing clearance; it is ISO 281 - SiSSTANDARD. ISO. 281. First edition. 1990-12-01. Rolling bearings - Dynamit load ratings and rating life. Roulemen ts - Charges dynamiques de base et durke What are the differences between ISO 281 and ISO 16281The ISO 281:2007 rating does not directly consider shaft deflections leading to bearing tilt or misalignment, roller profiling, pre-loading or bearing clearance; it is ISO 281:2007 - Rolling bearings — Dynamic load ratings  - ISOISO 281:2007 also specifies methods of calculating the basic rating life, which is the life associated with 90 % reliability, with commonly used high quality material, ISO 281:2007(en), Rolling bearings — Dynamic load ratingsSince ISO 281 was published in 1990, additional knowledge has been gained regarding the influence on bearing life of contamination, lubrication, internal