Segal Supply — mock CAD asset SKU: 7530-00-198-5873 Name: Unprinted Envelope Format: STL Standards: NSN 7530-00-198-5873, FSC 7530 Generated: 2026-06-18T23:06:02.094Z NOTE: placeholder geometry for demonstration. Production assets stream from the CAD repository behind this same URL with DATA_SOURCE=live.