ISO-10303-21; HEADER; /* 7510-01-317-4222 Mechanical Pencil Eraser */ ENDSEC; DATA; /* NSN 7510-01-317-4222 FSC 7510 */ ENDSEC; END-ISO-10303-21; Segal Supply — mock CAD asset SKU: 7510-01-317-4222 Name: Mechanical Pencil Eraser Format: SAT Standards: NSN 7510-01-317-4222, FSC 7510 Generated: 2026-06-18T23:03:54.395Z NOTE: placeholder geometry for demonstration. Production assets stream from the CAD repository behind this same URL with DATA_SOURCE=live.