Vihtavuori N100 Rifle
Vihtavuori 24N41
Primarily a .50 BMG powder, with secondary use in very large capacity magnum cases for long-range precision loads.
Official Vihtavuori load data →
Specifications
| Manufacturer | Vihtavuori |
|---|---|
| Product family | Vihtavuori N100 Rifle |
| Status | Currently produced |
| Application | rifle |
| Grain form | extruded |
| Composition | single-base |
| Burn-rate position | 193 of 198 (fastest = 1) — what this means |
| Typical cartridges | 50 BMG, 338 Lapua Magnum, 300 Remington Ultra Magnum, 300 Norma Magnum, 7mm PRC, 6.8 Western |
Single-base and surface treated, with very large extruded grains. Vihtavuori groups it with the N100 series rather than in a separate family. The large kernel size makes volumetric metering imprecise.
Burn rate
Extremely slow; second from the bottom of Vihtavuori's burn rate chart, just ahead of 20N29.
Chart agreement: consistent across the three charts that list it Ranked by: Hodgdon, Vihtavuori, Wolfe/LoadData.
Powders charted near it — neighbours on the chart are not substitutes, and adjacency tells you nothing about what charge either one takes:
- Ramshot LRT (position 190)
- Vihtavuori N570 (position 191)
- Alliant Reloder 33 (position 192)
- Hodgdon H50BMG (position 194)
- Hodgdon US 869 (position 195)
- Shooters World SW 50BMG (position 196)
Sources
Other Vihtavuori powders
Verify the charge, not just the recipe
Good data gets you a safe starting point. It does not tell you what actually went into the case on stroke 340 — a bridged measure, a double charge, a squib. That is what an RCM Laser Powder Check is for.