Accurate No. 11FS Smokeless Gun Powder
$21.99 – $211.99Price range: $21.99 through $211.99
Accurate No. 11FS Powder for Sale
If you’re looking for a high-performance smokeless powder designed for powerful handgun cartridges, Accurate No. 11FS Powder is one of the best options available to reloaders who demand reliability, power, and consistent burn rates.
This double-base spherical powder was engineered for magnum pistol loads and heavy handgun cartridges, making it a popular choice among competitive shooters, hunters, and precision reloaders. It delivers excellent velocity, clean burning performance, and reliable ignition in high-pressure cartridges.
Whether you’re loading .357 Magnum, .44 Magnum, .41 Magnum, or heavy .45 Colt loads, Accurate No. 11FS provides the performance needed for maximum power and accuracy.
If you’re serious about reloading high-performance handgun ammunition, this powder delivers the consistency and power needed to produce reliable results shot after shot.

What Is Accurate No. 11FS Powder?
Accurate No. 11FS powder is a slow-burning spherical smokeless powder designed specifically for magnum handgun cartridges and high-pressure pistol loads.
The “FS” stands for flash suppressed, meaning it contains additives that significantly reduce muzzle flash compared to standard magnum powders. This makes it particularly useful for defensive loads, night shooting, and low-light environments.
It provides:
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High velocity for magnum handgun loads
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Consistent metering through powder measures
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Clean burning formulation
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Reduced muzzle flash
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Reliable ignition in heavy loads
These characteristics make Accurate No. 11FS one of the most reliable powders for magnum pistol reloading.

Why Reloaders Choose Accurate No. 11FS Powder
Reloaders prefer Accurate No. 11FS smokeless powder because it combines high energy output with excellent consistency.
1. Ideal for Magnum Handgun Loads
This powder is specifically designed for high-pressure pistol cartridges, including:
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.357 Magnum
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.41 Magnum
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.44 Magnum
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.454 Casull
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.45 Colt (heavy loads)
Its slow burn rate allows shooters to achieve higher velocities while maintaining stable pressure curves.
2. Flash Suppressed Formula
Unlike many magnum powders, Accurate No. 11FS contains flash suppressant additives that reduce visible muzzle flash.
This is especially beneficial for:
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Defensive shooting
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Low-light training
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Night hunting
Reduced flash also helps maintain better visual focus on the target after firing.
3. Consistent Metering
Because Accurate No. 11FS is a spherical powder, it meters extremely well through powder measures.
Benefits include:
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Accurate powder drops
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Faster reloading sessions
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Reduced charge variation
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More consistent ammunition
This makes it a favorite among progressive press reloaders.
4. Clean Burning Performance
Reloaders appreciate how clean Accurate No. 11FS burns, producing less residue compared to older powder formulations.
Advantages include:
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Less barrel fouling
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Cleaner firearms
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Reduced cleaning time
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More reliable cycling in semi-auto firearms
Clean burning powder also contributes to consistent ballistic performance.
Common Cartridges for Accurate No. 11FS Powder
Accurate No. 11FS is primarily used for magnum handgun cartridges and high-pressure pistol loads.
Popular applications include:
Magnum Handgun Cartridges
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.357 Magnum
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.41 Magnum
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.44 Magnum
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.454 Casull
Heavy Pistol Loads
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.45 Colt (high-pressure loads)
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.44 Special (heavy loads)
Because of its slow burn rate, this powder is best suited for large-capacity handgun cases requiring higher energy loads.
Key Features of Accurate No. 11FS Powder
Here are some of the key reasons reloaders rely on this powder:
✔ Flash suppressed formulation
✔ Slow burn rate ideal for magnum handgun loads
✔ Consistent spherical grain structure
✔ Excellent metering through powder measures
✔ Clean burning smokeless powder
✔ Reliable ignition in high-pressure cartridges
✔ High velocity potential for magnum loads
These features make it a trusted powder for precision handgun reloaders.
Accurate No. 11FS Powder Specifications
Product specifications may include:
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Powder Type: Double-base spherical smokeless powder
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Burn Rate: Slow (magnum handgun category)
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Primary Use: Magnum pistol cartridges
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Flash Suppressant: Yes
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Available Sizes:
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1 lb container
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8 lb keg
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Always follow published load data from reputable reloading manuals when using this powder.
Benefits of Using Accurate No. 11FS for Reloading
Higher Velocity Potential
Accurate No. 11FS can produce higher velocities in magnum handgun cartridges, making it ideal for hunters and shooters who want maximum ballistic performance.
Consistent Ballistics
This powder is designed to deliver consistent pressure and velocity, which is essential for:
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Accuracy
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Safety
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Reliable firearm performance
Efficient Powder Metering
The fine spherical grains flow smoothly through most powder measures, allowing reloaders to produce consistent ammunition faster.
Reduced Muzzle Flash
The flash-suppressed formulation helps reduce bright muzzle flash, making it more suitable for tactical shooting or low-light conditions.
Accurate No. 11FS Powder vs Other Magnum Powders
Reloaders often compare Accurate No. 11FS with other magnum pistol powders.
Accurate No. 11FS vs Accurate No. 9
Accurate No. 9:
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Slightly faster burn rate
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Good for magnum and semi-auto pistol loads
Accurate No. 11FS:
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Slower burn rate
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Higher energy potential for heavy magnum loads
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Flash suppressed formulation
Accurate No. 11FS vs Other Magnum Powders
Compared with traditional magnum powders, Accurate No. 11FS offers:
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Cleaner burning characteristics
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Reduced muzzle flash
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Excellent metering in progressive presses
These advantages make it a modern choice for magnum handgun reloading.
Safe Handling and Storage
Like all smokeless powders, Accurate No. 11FS should be handled carefully.
Important safety practices include:
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Store powder in a cool, dry place
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Keep away from heat, sparks, and open flame
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Only use published load data
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Never mix powders
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Keep out of reach of children
Smokeless powders used in ammunition are energetic materials that must be handled responsibly.
Who Should Buy Accurate No. 11FS Powder?
This powder is ideal for:
Competitive Shooters
Those who want consistent magnum loads with reliable performance.
Hunters
Shooters who need powerful handgun loads for hunting applications.
Precision Reloaders
Reloaders seeking clean burning powder with excellent metering characteristics.
Magnum Handgun Enthusiasts
Anyone loading high-performance revolver cartridges.
Where to Buy Accurate No. 11FS Powder
When purchasing reloading powder, it’s important to buy from reputable retailers that specialize in shooting and reloading supplies.
Look for suppliers that offer:
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Fresh powder inventory
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Proper hazardous material shipping
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Authentic factory-sealed containers
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Competitive pricing
Buying from trusted retailers ensures you receive genuine powder that meets manufacturer specifications.
Frequently Asked Questions (FAQ)
What is Accurate No. 11FS powder used for?
Accurate No. 11FS is primarily used for magnum handgun cartridges, including .357 Magnum, .44 Magnum, and .41 Magnum. It is designed for high-pressure pistol loads that require a slower burning powder.
What does “FS” mean in Accurate No. 11FS?
“FS” stands for Flash Suppressed, meaning the powder includes additives that reduce visible muzzle flash when fired.
Is Accurate No. 11FS good for .44 Magnum?
Yes. Accurate No. 11FS is an excellent powder for .44 Magnum loads, especially when high velocity and consistent performance are desired.
Does Accurate No. 11FS meter well in powder measures?
Yes. Because it is a spherical powder, it flows smoothly through most powder measures, producing consistent powder charges.
Can Accurate No. 11FS be used for semi-automatic pistols?
It is primarily designed for magnum revolver cartridges, though some high-pressure semi-automatic pistol cartridges may also use it with appropriate load data.
How should Accurate No. 11FS powder be stored?
Store the powder in a cool, dry location away from heat, sparks, or open flames and always keep it in the original manufacturer container.
| Quantity | 1 Pound, 8 Pound |
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