Segal Supply — mock CAD asset SKU: 5210-00-273-1960 Name: Steel Rule (Rigid) Format: STL Standards: NSN 5210-00-273-1960, FSC 5210 Generated: 2026-06-18T23:07:24.920Z NOTE: placeholder geometry for demonstration. Production assets stream from the CAD repository behind this same URL with DATA_SOURCE=live.