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 · IV · 070

7.5cm StuK 40 assault gun

Section IV: still an NFA firearm, also a curio or relic

Official wording

ATF P 5300.11 · APRIL 2025 EDITION · SECTION IV · VERBATIM · PDF P. 83 ↗

German, 7.5cm Stu.K 40 assault gun (75mm).

What this entry requires

  • INFOATF states no date; production was about 1942–1945.
  • INFOStill an NFA firearm; only registered examples transfer, with ATF approval (26 U.S.C. 5812, 5861).

Editorial facts · Our research

Country
GermanyBasis: the ATF wording
Manufacturer
Not statedBasis: the ATF wording
Type
CannonBasis: outside reference ¹
Action
OtherBasis: no citation
Caliber
75mmBasis: the ATF wording
Made
1942–1945production; ATF states no dateBasis: outside reference ²
Service
Military

Source

Official wording
ATF P 5300.11, April 2025 edition · Section IV · PDF p. 83 ↗ · 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, “7.5 cm KwK 40” ↗, type: a German 75 mm vehicle-mounted gun (infobox type Tank gun): Cannon; 'When mounted on a casemate-armored assault gun … the weapon was called Sturmkanone 40 (StuK 40)'; the article covers both KwK 40 and StuK 40
  2. 2. Wikipedia, “7.5 cm KwK 40” ↗, years: infobox production date 1942-45 (KwK 40 / StuK 40)
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

7.5 cm KwK 40 (base model shown for 7.5cm StuK 40 assault gun)
Shown: a Sturmgeschütz crew hoisting out its long 7.5 cm gun in the field.

Image: Wikimedia Commons, “Bundesarchiv Bild 101I-154-1991-24A, Russland, Sturmgeschütz, Ausbau der Kanone.jpg” by Dreyer, CC BY-SA 3.0 de. Retrieved October 2026.

Summary: Wikipedia, “7.5 cm KwK 40”. Text CC BY-SA 4.0.

FROM WIKIPEDIA

The 7.5 cm KwK 40 was a German 75 mm Second World War era vehicle-mounted gun, used as the primary armament of the German Panzer IV medium tank and the Sturmgeschütz III and Sturmgeschütz IV assault guns which were used as tank destroyers.