Rolling bearings - Static load ratings; Amendment 1: Annex A (informative) - Discontinuities in the calculation of basic static load ratings

This technical document serves as an amendment to the foundational international specification concerning rolling bearings. It specifically addresses the methodology for calculating basic static load ratings, introducing necessary corrections to the original guidelines. The primary focus lies in clarifying the handling of discontinuities found within the calculation procedures detailed in the referenced annex. These adjustments ensure greater precision and consistency in determining the capacity of bearings to withstand static loads without permanent deformation. By providing updated computational rules, this revision supports manufacturers and engineers in achieving more accurate performance assessments during the design and selection phases. The content is derived from the work of a prominent global standards organization established to facilitate international trade and safety in mechanical components. This update was issued following extensive review and consensus among industry experts to refine the existing technical framework. It represents a formal addition that must be applied alongside the core standard to maintain compliance with current engineering practices. The document does not alter the fundamental definition of static load but rather enhances the calculation process where specific data points previously required interpretation.