ISO-10303-21; HEADER; /* 7510-01-381-7997 Ballpoint Pen Refill */ ENDSEC; DATA; /* NSN 7510-01-381-7997 FSC 7510 */ ENDSEC; END-ISO-10303-21; Segal Supply — mock CAD asset SKU: 7510-01-381-7997 Name: Ballpoint Pen Refill Format: IGES Standards: NSN 7510-01-381-7997, FSC 7510 Generated: 2026-06-19T01:38:25.335Z NOTE: placeholder geometry for demonstration. Production assets stream from the CAD repository behind this same URL with DATA_SOURCE=live.