Nammo · Ball
Vihtavuori 3N37
Competition handgun powder for major power factor loads in Open division IPSC/USPSA.
- Manufacturer
- Vihtavuori
- Grain shape
- Ball
- Burn rank
- #33
- Category
- Pistol Slow
- Temp sensitivity
- Low
- Application
- Pistol
- Origin
- Finland
- Status
- Active
Burn-rate position
FastestSlowest
Typical cartridges
.357 Magnum, .357 Remington Maximum, .357 SIG, .38 Special, .38 Super, .40 S&W, .44 Magnum, .45 ACP, .45 Colt, .45 Winchester Magnum, .454 Casull, 10mm Auto, 7.62x25mm Tokarev, 9mm Luger, 9x23mm Winchester
By cartridge
.357 Magnum also used: N310, Vihtavuori N320, Titegroup
.357 Remington Maximum also used: N350, Longshot, HS-6
.357 SIG also used: Vihtavuori N340, N350, WAP
.38 Special also used: No. 1, CSB1, BA10
.38 Super also used: Vihtavuori N320, N330, RS24
.40 S&W also used: Bull's-Eye, Clays, Vihtavuori N320
.44 Magnum also used: Vihtavuori N320, Vihtavuori N340, RS36
.45 Colt also used: Bull's-Eye, Vihtavuori N320, N330
.45 Winchester Magnum also used: N350, N110, N105
.454 Casull also used: N350, CSP3, H4227
10mm Auto also used: Vihtavuori N320, IMR Hi-Skor 800X, CFE Pistol
Similar burn rate
Supply & handling
- Availability (US)
- Moderate
- Shortage-prone
- No
- Suppressor-friendly
- Yes
- Flash-suppressed
- No
About this powder
3N37 is part of Vihtavuori's special competition pistol line, specifically formulated for open-class IPSC and similar competition where 9mm Major power factor is required. Produces high velocity in 9mm with relatively clean combustion and low flash — critical in indoor competition.