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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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.270 Weatherby Magnum (A-Square Data)

.270 Weatherby Magnum (A-Square Data)
Warning! Notes: groove diameter: .277"; bore diameter: .271"; twist: 10" RH; barrel length: 26"; cartridge case: Norma; primers: CCI-200; trim to length: 2.540"; powder compression: some compression with slow burning powders; crimp: no; other: use long drop tube if necessary; bullet diameter: .277"; pressure measured by: Copper Crusher (ANY SHOT YOU WANT - A-Square)
Be Alert: Publisher cannot be responsible for errors in published load data.
Wt. Bullet Powder Manufacturer Powder Charge Velocity (FPS)
140 Sierra Spitzer Boat Tail Hodgdon H-4831 Subscribe 2770
Remarks: 34,200 cup
140 Sierra Spitzer Boat Tail Hodgdon H-4831 Subscribe 3046
Remarks: 47,300 cup
140 Sierra Spitzer Boat Tail Hodgdon H-4831 Subscribe 3225
Remarks: 55,100 cup
140 Sierra Spitzer Boat Tail Hodgdon H-4831 Subscribe 3340
Remarks: 58,900 cup; this load exceeds allowable maximum average pressure
140 Sierra Spitzer Boat Tail IMR IMR-4831 Subscribe 3104
Remarks: 46,800 cup
140 Sierra Spitzer Boat Tail IMR IMR-4831 Subscribe 3289
Remarks: 55,200 cup; this load exceeds allowable maximum average pressure
140 Sierra Spitzer Boat Tail Alliant RL-22 Subscribe 2889
Remarks: 38,000 cup
140 Sierra Spitzer Boat Tail Alliant RL-22 Subscribe 3205
Remarks: 48,800 cup
140 Sierra Spitzer Boat Tail Alliant RL-22 Subscribe 3277
Remarks: 53,500 cup
140 Sierra Spitzer Boat Tail Alliant RL-22 Subscribe 3361
Remarks: 56,300 cup; this load exceeds allowable maximum average pressure
140 Sierra Spitzer Boat Tail Alliant RL-22 Subscribe 3479
Remarks: 60,300 cup; this load exceeds allowable maximum average pressure
150 Nosler Ballistic Tip Hodgdon H-4831 Subscribe 2743
Remarks: 40,300 cup
150 Nosler Ballistic Tip Hodgdon H-4831 Subscribe 3026
Remarks: 54,000 cup
150 Nosler Ballistic Tip Hodgdon H-4831 Subscribe 3129
Remarks: 57,200 cup; this load exceeds allowable maximum average pressure
150 Nosler Ballistic Tip Hodgdon H-4831 Subscribe 3248
Remarks: 62,100 cup; this load exceeds allowable maximum average pressure
150 Nosler Ballistic Tip IMR IMR-7828 Subscribe 2688
Remarks: 36,500 cup
150 Nosler Ballistic Tip IMR IMR-7828 Subscribe 3132
Remarks: 54,100 cup
150 Nosler Ballistic Tip IMR IMR-7828 Subscribe 3216
Remarks: 58,700 cup; this load exceeds allowable maximum average pressure
150 Nosler Ballistic Tip Alliant RL-22 Subscribe 2762
Remarks: 38,600 cup
150 Nosler Ballistic Tip Alliant RL-22 Subscribe 3084
Remarks: 52,700 cup
150 Nosler Ballistic Tip Alliant RL-22 Subscribe 3151
Remarks: 55,400 cup; this load exceeds allowable maximum average pressure
150 Nosler Ballistic Tip Alliant RL-22 Subscribe 3202
Remarks: 56,300 cup; this load exceeds allowable maximum average pressure
150 Nosler Ballistic Tip Alliant RL-22 Subscribe 3311
Remarks: 59,600 cup; this load exceeds allowable maximum average pressure