Skip to content
Lindcott Armory

Nammo · Flake

Vihtavuori N340

Medium handgun powder suited to 9mm major power factor loads and .40 S&W IPSC competition.

Also known as N340
Manufacturer
Vihtavuori
Grain shape
Flake
Burn rank
#17
Category
Pistol Medium
Temp sensitivity
Low
Application
Pistol
Origin
Finland
Status
Active

Burn-rate position

FastestSlowest

Rank #17 on the burn-rate scale · Pistol Medium

Typical cartridges

.357 Magnum, .357 SIG, .38 Special, .38 Super, .40 S&W, .44 Magnum, .44 Special, .45 ACP, .45 Colt, 10mm Auto, 7.62x25mm Tokarev, 9mm Luger, 9x23mm Winchester

By cartridge

Similar burn rate

Supply & handling

Availability (US)
Moderate
Shortage-prone
No
Suppressor-friendly
Yes
Flash-suppressed
No

About this powder

N340 is widely used in Vihtavuori's pistol powder lineup for European IPSC competition. It covers the full range of popular service pistol calibers — 9mm, .40 S&W, .45 ACP — with a burn rate that works well at both minor and major power factor for 9mm.

ChartSee it on the burn-rate spectrum BrowseEvery powder, ranked by burn rate

Sources & provenance