C&R · III · 226
Mauser naval line-throwing device, WWI
Section III: removed from the NFA, curio or relic under the GCA
Official wording
ATF P 5300.11 · APRIL 2025 EDITION · SECTION III · VERBATIM · PDF P. 43 ↗
Mauser Werke-Koln/Ehrenfield experimental WWI era 8 x 57mm caliber blank Naval line throwing device, serial number 687.
What this entry requires
- ATF REQUIRESYour serial number is one ATF listsATF: “serial number 687”
- INFOATF states no date; production was about 1914–1918.
Editorial facts · Our research
- Country
GermanyBasis: no citation - Manufacturer
- Mauser-Werke, Köln-EhrenfeldBasis: outside reference ²
- Type
- OtherBasis: outside reference ³
- Action
- BoltBasis: outside reference ¹
- Caliber
- 8×57mm blankBasis: the ATF wording
- Made
- Listed serials only · c. 1914–1918production; ATF states no dateBasis: estimate ⁴
- Service
- Military
Source
- Official wording
- ATF P 5300.11, April 2025 edition · Section III · PDF p. 43 ↗ · ATF original ↗
- Entries
- 2 lines
- 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. forgottenweapons.com ↗, action
- 2. forgottenweapons.com ↗, maker: Mauser factory conversion; a quoted Mauser card names Mauser Waffenfabrik, Köln-Ehrf.
- 3. auctions.morphyauctions.com ↗, type: Morphy lot 668 (S/N 687): 'Experimental WWI German naval line throwing carbine built on Mauser Gew98 rifle', reworked at Mauser Werke-Köln/Ehrenfeld — a line-throwing device, recorded as Other
- 4. auctions.morphyauctions.com ↗, years (estimate: derived from related facts): the S/N 687 lot is described as a 'very rare and unique WWI Mauser single shot line throwing gun'; WWI limits the dates to 1914–1918, no production date stated
- 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.