ISO 14253-1:2017(en), Geometrical product specifications (GPS) — Inspection by measurement of workpieces and measuring equipment — Part 1: Decision rules for verifying conformity or nonconformity with specifications
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The next week a supplier pushed back. They claimed the parts fit; they had tested them on their in-house fixtures and saw nothing wrong. The supplier wanted rework rather than rejection. Mara, now tasked with drafting the reply, scrolled through the PDF in her tablet, recalling the standard’s insistence on traceability. She wrote a concise report: measured values, uncertainty budgets, method descriptions, calibration certificates, environmental logs. The decision, she wrote, was not made by whim but by applying ISO 14253-1: measurement results plus uncertainty led to the conclusion. INTERNATIONAL STANDARD ISO 14253 1.pdf
| Standard | Role | |----------|------| | ISO 14253-2 | How to estimate uncertainty in GPS measurement | | ISO 14253-5 | Decision rules for testing conformity of measuring equipment | | ISO/IEC 17025 | General requirements for calibration labs (references 14253-1) | | ISO 22514-7 | Capability of measurement processes | Mara, now tasked with drafting the reply, scrolled