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 · 186

Colt New Service, 1899–1944

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 Service revolvers as mfd. between 1899 - 1944, all variations, all cal.’s.

What this entry requires

  • ATF REQUIRESMade 1899–1944 (ATF’s dates)ATF: “mfd. between 1899 - 1944”

Editorial facts · Our research

Country
United StatesBasis: outside reference ¹
Manufacturer
Colt's Patent Fire Arms Mfg. Co.Basis: the ATF wording
Type
PistolBasis: the ATF wording
Action
OtherBasis: outside reference ²
Caliber
All calibersBasis: the ATF wording
Made
1899–1944Basis: the ATF wording
Service
Military

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: High · Last revised 18 October 2026 (Evidence pass) · How we rate confidence
References
  1. 1. Wikipedia, “Colt New Service” ↗, country: infobox origin United States
  2. 2. Wikipedia, “Colt New Service” ↗, action: infobox action Double-action revolver
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 New Service, 1899–1944

Image: Wikimedia Commons, “Colt Shooting Master.jpg” by Hmaag, CC BY-SA 3.0. Retrieved October 2026.

Summary: Wikipedia, “Colt New Service”. Text CC BY-SA 4.0.

FROM WIKIPEDIA

The Colt New Service is a large frame, large caliber, double-action revolver made by Colt from 1898 until 1941. Made in various calibers, the .45 Colt version with a 5+1⁄2-inch (140 mm) barrel was adopted by the U.S. Armed Forces as the Model 1909.