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

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.220 Weatherby Rocket (P.O. Ackley Data)

.220 Weatherby Rocket (P.O. Ackley Data)
Warning! Notes: Standard twist: 14". The .220 Weatherby Rocket is one of the first cartridges which can be described as an improved .220 Swift. It is now considered obsolete, but at one time was quite popular. (Handbook for Shooters & Reloaders/Vol. 2 - P.O. Ackley, 1966) NOTE: USE THIS DATA WITH EXTREME CAUTION
Be Alert: Publisher cannot be responsible for errors in published load data.
Wt. Bullet Powder Manufacturer Powder Charge Velocity (FPS)
50 IMR IMR-3031 Subscribe 3900
Remarks:
50 IMR IMR-3031 Subscribe 4005
Remarks: max
50 IMR IMR-4320 Subscribe 3685
Remarks:
50 IMR IMR-4320 Subscribe 4020
Remarks: caution
50 IMR IMR-4064 Subscribe 3685
Remarks:
50 IMR IMR-4064 Subscribe 4010
Remarks: max
55 IMR IMR-3031 Subscribe 3370
Remarks:
55 IMR IMR-3031 Subscribe 3555
Remarks:
55 IMR IMR-3031 Subscribe 3980
Remarks: max
55 IMR IMR-4320 Subscribe 3400
Remarks:
55 IMR IMR-4320 Subscribe 3610
Remarks:
55 IMR IMR-4320 Subscribe 3768
Remarks:
55 IMR IMR-4320 Subscribe 3882
Remarks:
55 IMR IMR-4064 Subscribe 3710
Remarks:
55 IMR IMR-4064 Subscribe 3860
Remarks: caution
55 IMR IMR-4064 Subscribe 4100
Remarks: max
60 IMR IMR-4064 Subscribe 3345
Remarks:
60 IMR IMR-4064 Subscribe 3675
Remarks: caution
60 IMR IMR-4350 Subscribe 3150
Remarks:
60 IMR IMR-4350 Subscribe 3295
Remarks:
60 IMR IMR-4350 Subscribe 3495
Remarks:
60 IMR IMR-4350 Subscribe 3610
Remarks:
60 IMR IMR-4350 Subscribe 3725
Remarks: max