Lindcott Armory Vista Outdoor · Flake
Herco
Medium burn rate flake powder.
- Manufacturer
- Alliant
- Grain shape
- Flake
- Burn rank
- #22
- Category
- Medium-Fast
- Temp sensitivity
- Moderate
- Application
- Pistol
- Origin
- USA
- Status
- Active
Burn-rate position
FastestSlowest
Typical cartridges
By cartridge
.357 Magnumalso used: Titegroup, N330, CSB3
.44 Magnumalso used: SP3, Winchester 571, 540
.45 Coltalso used: Bull's-Eye, Universal, HP-38
.38 Specialalso used: No. 1, BA10, CSB1
9mm Lugeralso used: No. 2, N310, Bull's-Eye
.40 S&Walso used: Bull's-Eye, Clays, Vihtavuori N320
10mm Autoalso used: IMR Hi-Skor 800X, CFE Pistol, Universal
.41 Remington Magnumalso used: Enforcer, Blue Dot, No. 9
.38 Superalso used: N330, RS24, CFE Pistol
Similar burn rate
Supply & handling
- Availability (US)
- Common
- Shortage-prone
- No
- Suppressor-friendly
- Yes
- Flash-suppressed
- No
About this powder
Herco is a classic Alliant flake powder positioned between Unique and Blue Dot. Excellent for heavy 12-gauge field loads and .45 ACP at full pressure, plus .357 Mag and .38 Super at standard velocities. A traditional hunting shotgun powder that has been loaded for decades.