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The Ultimate Reloading Manual
Wolfe Publishing Group
  • alliant reloading data
  • reloading brass
  • shotshell reloading
The Ultimate Reloading Manual


.221 Remington Fireball in 24-inch Varmint Barrel

.221 Remington Fireball in 24-inch Varmint Barrel
Warning! Notes: Test rifle: Kimber Model 84, 24-inch varmint barrel, 12-inch twist. Remington brass and Remington 6 1/2 primers were used for all loads. Accuracy average of four, five-shot groups at 100 yards. (Handloader Issue 124)
Be Alert: Publisher cannot be responsible for errors in published load data.
Wt. Bullet Powder Manufacturer Powder Charge Velocity (FPS)
40 Sierra HP IMR IMR-4227 Subscribe 3,401
Remarks: accuracy (inches): 1.22
40 Sierra HP Winchester W-680 Subscribe 3,424
Remarks: accuracy (inches): 1.02; highest velocity and best accuracy with 40-grain bullet
40 Sierra HP IMR IMR-4198 Subscribe 3,367
Remarks: accuracy (inches): 1.28
45 Nosler Hornet Hodgdon H-110 Subscribe 2,706
Remarks: accuracy (inches): .88; accurate - duplicates Hornet ballistics
45 Nosler Hornet IMR IMR-4227 Subscribe 3,221
Remarks: accuracy (inches): .73; highest velocity and best accuracy with 45-grain bullet
45 Sierra Spitzer Winchester W-680 Subscribe 3,111
Remarks: accuracy (inches): .89; accurate, near maximum
45 Sierra Spitzer IMR IMR-4198 Subscribe 3,179
Remarks: accuracy (inches): .79; fine accuracy, compressed load
45 Speer Spitzer Hodgdon H-322 Subscribe 2,811
Remarks: accuracy (inches): 2.13; low velocity, compressed load
50 Nosler Expander IMR IMR-4227 Subscribe 3,111
Remarks: accuracy (inches): .82; higher velocity, fine accuracy
50 Sierra Blitz Winchester W-680 Subscribe 2,975
Remarks: accuracy (inches): 1.71; indifferent accuracy, near maximum
50 Sierra Blitz IMR IMR-4198 Subscribe 2,842
Remarks: accuracy (inches): .69; moderate velocity; most accurate 50-grain load
52 Nosler HPBT Match IMR IMR-4227 Subscribe 3,038
Remarks: accuracy (inches): .75; fine accuracy; near maximum
52 Speer HP IMR IMR-4198 Subscribe 3,033
Remarks: accuracy (inches): 1.06
55 Nosler Spitzer IMR IMR-4227 Subscribe 2,907
Remarks: accuracy (inches): 1.02
55 Nosler Spitzer IMR IMR-4198 Subscribe 2,895
Remarks: accuracy (inches): .78; fine accuracy