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.221 Rem. Fireball
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Caliber Specifications:
Caliber: | .221 Rem. Fireball |
Standard / Datasheet: | C.I.P. |
Bullet Diameter: | 0.224" | 5.69mm |
Primer Size: | Small Rifle (SR) |
Max. Case Length: | 1.397" | 35.48mm |
Max. Cartridge Length / OAL: | 1.830" | 46.48mm |
Max. Standardized Pressure: | 46412 psi | 3200 bar |
Case Capacity: | 22.0 Grains of Water | 1.43 cm3 |
CID: | CID_125 |
Last updated: | 2/20/2025 |
- The 221 Remington Fireball is a centerfire rifle cartridge developed by Remington Arms in 1963. It has an overall length of 46mm and a bullet weight ranging from 36-55 grains.
Weight vs. Velocity - Suitable Bullets for this Caliber
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Barrel Length Variation vs. Velocity - by Bullet Weight
.221 Rem. Fireball load data available with the following bullets:
(most popular first)
Filter by Bullet Weight (Grains)
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