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 · 182

Colt New Frontier & Single Action Army, factory engraved

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. 7 ↗

Colt, New Frontier and Single Action Army Model revolvers originally ordered & shipped with factory engraving, accompanied by a letter from the manufacturer confirming the authenticity of the engraving.

What this entry requires

  • ATF REQUIRESYour firearm is this edition: “New Frontier and Single Action Army Model revolvers originally ordered & shipped with factory engraving”
  • ATF REQUIRESYour firearm is this edition: “accompanied by a letter from the manufacturer confirming the authenticity of the engraving”
  • INFOATF states no date; production was about 1873–2018.

Editorial facts · Our research

Country
United StatesBasis: no citation
Manufacturer
ColtBasis: the ATF wording
Type
PistolBasis: the ATF wording
Action
OtherBasis: no citation
Caliber
Not statedBasis: the ATF wording
Made
All years, with factory letter · c. 1873–2018production; ATF states no dateBasis: estimate ¹
Service
Commercial

Source

Official wording
ATF P 5300.11, April 2025 edition · Section II · PDF p. 7 ↗ · 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. 1. Wikipedia, “Colt Single Action Army” ↗, years (estimate: range of the base model)
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

Colt Single Action Army (base model shown for Colt New Frontier & Single Action Army, factory engraved)
Shown: a standard second-generation Colt Single Action Army, not the factory-engraved New Frontier and Single Action Army revolvers.

Image: Wikimedia Commons, “1956prime2.jpg” by Mike Cumpston, Public domain. Retrieved October 2026.

Summary: Wikipedia, “Colt Single Action Army”. Text CC BY-SA 4.0.

FROM WIKIPEDIA

The Colt Single Action Army is a single-action revolver. It was designed for the U.S. government service revolver trials of 1872 by Colt's Patent Firearms Manufacturing Company and was adopted as the standard-issued revolver of the U.S. Army from 1873 to 1892.