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

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.17 Mach IV (25 grain bullets)

.17 Mach IV (25 grain bullets)
Warning! Notes: Test rifle was a Kimber Model 84, 22-inch sporter barrel, 10-inch twist, reformed .221 Remington brass (turned necks) and Remington 6 1/2 primers used for all loads. All powder charges should be reduced by at least 10 percent for starting loads in other rifles. Chronograph was an Oehler 33 with Skyscreen spacing of 10 feet. Readings taken with the start screen 10 feet from the rifle's muzzle. Temperatures, 40 to 65 degrees Fahrenheit. (Handloader Issue 132)
Be Alert: Publisher cannot be responsible for errors in published load data.
Wt. Bullet Powder Manufacturer Powder Charge Velocity (FPS)
25 Hornady Hollowpoint IMR IMR-4227 Subscribe 3,565
Remarks: extreme spread (fps): 31; group size: 1.02 inches
25 Hornady Hollowpoint IMR IMR-4198 Subscribe 3,590
Remarks: extreme spread (fps): 41; group size: 2.06 inches; max - vertical stringing
25 Hornady Hollowpoint Hodgdon H-322 Subscribe 3,693
Remarks: extreme spread (fps): 33; group size: .99 inch
25 Hornady Hollowpoint Hodgdon H-322 Subscribe 3,762
Remarks: extreme spread (fps): 9; group size: .79 inch; mild pressures - fine accuracy
25 Hornady Hollowpoint Hodgdon H-322 Subscribe 3,827
Remarks: extreme spread (fps): 21; group size: .76 inch; near max - fine accuracy
25 Hornady Hollowpoint Hodgdon H-335 Subscribe 3,642
Remarks: extreme spread (fps): 126; group size: 2.40 inches
25 Hornady Hollowpoint Hodgdon H-335 Subscribe 3,755
Remarks: extreme spread (fps): 53; group size: 1.23 inches
25 Hornady Hollowpoint Hodgdon H-335 Subscribe 3,884
Remarks: extreme spread (fps): 32; group size: .78 inch; near max - favorite varmint load
25 Hornady Hollowpoint Hodgdon BL-C(2) Subscribe 3,610
Remarks: extreme spread (fps): 38; group size: 1.26 inches; compressed load
25 Hornady Hollowpoint Winchester W-748 Subscribe 3,510
Remarks: extreme spread (fps): 25; group size: 1.50 inches; low pressure - compressed load