Resources
Practical methods for bearing catalog data.
Methods for the hard parts of bearing product data, each built around a worked example and linked to a schema, tool or solution you can use.
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Guides, playbooks and comparisons
6 articles and 4 glossary entries. Filter by format, role or job.
Comparison
Exact match, variant and candidate substitute: three relationships to keep apart
How to type relationships between bearing records so that identity matching never silently merges variants or declares interchangeability.
Guide
How to normalize bearing width fields across suppliers
A worked method for separating ring width, total width, height and component widths without losing the original source label, value and unit.
Guide
Measure bearing catalog completeness honestly
How to define denominators, applicable attributes and separate measures for completeness, source support and accuracy so catalog quality numbers mean something.
Guide
Missing versus not applicable in a bearing catalog
A field status model that separates unknown, not applicable, conflicting and not-yet-researched values, so blank cells stop distorting search, filters and completeness scores.
Playbook
Onboard a new bearing supplier catalog
A step-by-step workflow for bringing a supplier file into a consistent bearing catalog: preserve, profile, map, validate, review and export without losing the original data.
Guide
Why bearing country of origin belongs to unit or lot evidence
Country of origin describes where a physical unit was made, not a universal property of a manufacturer part number. How to model it by scope and source basis.
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Glossary
Terms, defined precisely
Applicability
Whether an attribute is meaningful for a given bearing family or configuration, decided by a documented rule and used to build honest completeness denominators.
DefinitionAttribute assertion
A single sourced claim about an attribute value, recording the raw label, raw value, unit, source location, method and review status.
DefinitionCandidate substitute
A product proposed as a possible alternative to another after a scoped attribute comparison, kept separate from identity and from approved interchangeability.
DefinitionFull designation
The complete manufacturer identifier for a bearing, including the prefixes and suffixes that distinguish one configuration from another.
Definition
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