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IMPERIAL SPORTING .40 UP TO .449" /
400 HOFFMAN
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IMPERIAL SPORTING .40 UP TO .449"
400 HOFFMAN
400 · 1 headstamp · 1 scan
| Calibre | 400 |
| In the cabinet | IMPERIAL SPORTING .40 UP TO .449" · 2 images |
Reading the headstamp
12 o'clockMaker's name or factory code
6 o'clockCalibre or year of manufacture
CentrePrimer — Berdan or Boxer, and any seal colour
Research notes
The 400 Hoffman is a bit of an anomaly as Hoffman Arms chambered their rifles in the 400 Whelen. From an IAA Forum discussion it was noted that the case measurements were never standardised and various gunsmiths created different chambers, See also the 400 Whelen.
Provenance
2026Catalogued in the collection
Same drawer
