C&R · II · 370
Obregón pistol
Section II: curio or relic, still subject to the Gun Control Act
Official wording
ATF P 5300.11 · APRIL 2025 EDITION · SECTION II · VERBATIM · PDF P. 12 ↗
Mexican, Obregon, pistol, cal. .45 ACP.
What this entry requires
- INFOATF states no date; production was about 1934–1938.
Editorial facts · Our research
- Country
MexicoBasis: the ATF wording - Manufacturer
- Fábrica Nacional de Armas, Mexico CityBasis: outside reference ¹
- Type
- PistolBasis: the ATF wording
- Action
- Semi-autoBasis: outside reference ³
- Caliber
- .45 ACPBasis: the ATF wording
- Made
- 1934–1938production; ATF states no dateBasis: outside reference ²
- Service
- Military
Source
- Official wording
- ATF P 5300.11, April 2025 edition · Section II · PDF p. 12 ↗ · ATF original ↗
- Entries
- 1 line
- Verbatim check
- Checked against the PDF text before every release
- Editorial facts
- Confidence: Medium · Last revised 18 October 2026 (Evidence pass) · How we rate confidence
- References
- 1. Wikipedia, “Obregón pistol” ↗, maker: fewer than 1,000 produced at the national armory, Fabrica de Armas Mexico, in Mexico City
- 2. Wikipedia, “Obregón pistol” ↗, years: produced between 1934 and 1938; infobox production date 1934–1938
- 3. Wikipedia, “Obregón pistol” ↗, action: semi-automatic pistol, short recoil, rotating barrel
- Fact tags
- ATF the ATF wording states it.
- REF ¹ an outside reference supports it; the number points to the list of references.
- ESTIMATE an approximate or indirect reading, for example the production range of the base model.
- NO CITATION we haven’t attached a reference for this fact; it’s our editorial reading, not ATF’s.
- Source checked
- 20 October 2026: ATF’s page still lists the April 2025 edition
- Corrections
- None
Historical context

Image: Wikimedia Commons, “Obregon pistol1.jpg” by NS777, CC BY-SA 4.0. Retrieved October 2026.
Summary: Wikipedia, “Obregón pistol”. Text CC BY-SA 4.0.
FROM WIKIPEDIA
The Obregón is a Mexican designed semi-automatic pistol designed in the mid-1930s by the mechanical engineer Alejandro Obregón.