ISO-10303-21; HEADER; /* 5120-01-431-7146 Hex Key (Metric) */ ENDSEC; DATA; /* NSN 5120-01-431-7146 FSC 5120 */ ENDSEC; END-ISO-10303-21; Segal Supply — mock CAD asset SKU: 5120-01-431-7146 Name: Hex Key (Metric) Format: SAT Standards: NSN 5120-01-431-7146, FSC 5120 Generated: 2026-06-18T21:57:13.926Z NOTE: placeholder geometry for demonstration. Production assets stream from the CAD repository behind this same URL with DATA_SOURCE=live.