Segal Supply — mock CAD asset SKU: 4140-00-256-9912 Name: Circulating Fan Format: DWG Standards: NSN 4140-00-256-9912, FSC 4140 Generated: 2026-06-18T18:08:13.747Z NOTE: placeholder geometry for demonstration. Production assets stream from the CAD repository behind this same URL with DATA_SOURCE=live.