This part of ISO 3290 specifies requirements for finished silicon nitride balls for rolling bearings.
ISO 3290-2:2008 Referenced Document
ISO 1132-1 Rolling bearings - Tolerances - Part 1: Terms and definitions
ISO 15241 Rolling bearings — Symbols for physical quantities — Amendment 1*, 2020-01-08 Update
ISO 4288 Geometrical Product Specifications (GPS) - Surface texture: Profile method - Rules and procedures for the assessment of surface texture; Technical Corrigendum 1
ISO 5593 Rolling bearings — Vocabulary*, 2023-02-28 Update
ISO/TS 12181-1 Geometrical Product Specifications (GPS) - Roundness - Part 1: Vocabulary and parameters of roundness
ISO 3290-2:2008 history
2014ISO 3290-2:2014 Rolling bearings - Balls - Part 2: Ceramic balls
2008ISO 3290-2:2008 Rolling bearings - Balls - Part 2: Ceramic balls