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 · 514

S&W Model 56, U.S. Air Force

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. 16 ↗

Smith & Wesson, Model 56 U.S. Air Force contract, cal. .38 Special, 6-shot revolvers, S/N K500001 through K515205.

What this entry requires

  • ATF REQUIRESMade or imported as stated: “Model 56 U.S. Air Force contract”
  • ATF REQUIRESYour serial number is one ATF listsATF: “S/N K500001 through K515205”
  • INFOATF states no date; production was about 1962–1964.

Editorial facts · Our research

Country
United StatesBasis: no citation
Manufacturer
Smith & WessonBasis: the ATF wording
Type
PistolBasis: the ATF wording
Action
OtherBasis: no citation
Caliber
.38 SpecialBasis: the ATF wording
Made
1962–1964production; ATF states no dateBasis: outside reference ¹
Service
Military

Source

Official wording
ATF P 5300.11, April 2025 edition · Section II · PDF p. 16 ↗ · 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. gunvalues.gundigest.com ↗, years: Gun Digest: Model 56 (KXT-38 USAF) "Introduced in 1962 … Total of 15,205 produced. Discontinued in 1964"
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

NO VERIFIED IMAGE AVAILABLEWe show only freely licensed images verified to depict this model. None has been found yet.