ISO-10303-21; HEADER; /* 7510-00-543-6792 Retractable Ballpoint Pen Refill */ ENDSEC; DATA; /* NSN 7510-00-543-6792 FSC 7510 */ ENDSEC; END-ISO-10303-21; Segal Supply — mock CAD asset SKU: 7510-00-543-6792 Name: Retractable Ballpoint Pen Refill Format: STEP Standards: NSN 7510-00-543-6792, FSC 7510 Generated: 2026-06-18T21:52:08.588Z NOTE: placeholder geometry for demonstration. Production assets stream from the CAD repository behind this same URL with DATA_SOURCE=live.