Source: ATF P 5300.11 · Curios or Relics List · Jan 1972 – Apr 20253,573 entries · 4 sections
The C&R RegisterA finding aid to the ATF Curios or Relics List, for Type 03 collectors
C&R · II · 077

Colt Argentine Model 1927, commercial

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. 4 ↗

Colt, Argentine Model 1927 pistols, cal. .45, commercial variations.

What this entry requires

  • INFOATF states no date; production was about 1927–1940.

Editorial facts · Our research

Low editorial confidence. Some details below couldn’t be confirmed from independent sources. The ATF wording is unaffected. About confidence

Country
United States
Manufacturer
Colt's Patent Fire Arms Mfg. Co.
Type
Pistol
Action
Semi-auto
Caliber
.45
Made
c. 1927–1940production; ATF states no date¹
Service
Commercial
Search listings ↗Check a specific gunReport an error ↗

Source

Official wording
ATF P 5300.11, April 2025 edition · Section II · PDF p. 4 ↗ · ATF original ↗
Entries
1 line
Verbatim check
Checked against the PDF text before every release
Editorial facts
Confidence: Low · Last revised 18 October 2026 (Evidence pass) · How we rate confidence
References
  1. Wikipedia, “Sistema Colt Modelo 1927” ↗, years: Colt contracted in 1927 for 10,000 Colt Cal. 45 Modelo 1927
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

M1911 pistol (base model shown for Colt Argentine Model 1927, commercial)
Shown: Colt M1911 and M1911A1 pistols, not the Colt-made Argentine Model 1927.

Image: Wikimedia Commons, “M1911 and M1911A1 pistols.JPG” by Dkamm at English Wikipedia, Public domain. Retrieved October 2026.

Summary: Wikipedia, “M1911 pistol”. Text CC BY-SA 4.0.

FROM WIKIPEDIA

The Colt M1911 is a single-action, recoil-operated, semi-automatic pistol chambered primarily for the .45 ACP cartridge.