.30-06 Ackley Improved Load Data & Reloading Guide

Rifle

Also known as: .30-06 AI, .30-06 Ackley, .30-06 Springfield Ackley Improved

About .30-06 Ackley Improved

The .30-06 Ackley Improved is a modified version of the classic .30-06 Springfield cartridge, developed by firearms designer P.O. Ackley in the mid-20th century. This improved version was created to enhance performance through a redesign that incorporates a sharper shoulder angle and increased capacity, effectively raising the chamber pressure and optimizing powder burn. The .30-06 Springfield itself has a rich history, being adopted by the U.S. military in 1906 and serving through both World Wars, which has contributed to its enduring popularity among civilian shooters and hunters alike.

In terms of technical characteristics, the .30-06 Ackley Improved features a case capacity increase, typically around 10 percent, allowing for more powder to be utilized. This results in higher velocities when compared to standard .30-06 loads. Ballistic performance is notable, with effective range and powerful terminal ballistics, making it well-suited for long-range shooting with good energy retention.

Reloaders often utilize bullet weights ranging from 150 to 220 grains, with 165 and 180 grains being the most common for big game hunting. The caliber excels in versatility, accommodating both lighter bullets for varmint shooting and heavier projectiles for larger game, such as deer and elk. The improved shoulder design not only aids in chambering but also helps with better case extraction, making reloading smoother.

For reloaders, the .30-06 Ackley Improved offers specific advantages, including the ability to utilize a wider variety of powders and bullets while achieving higher velocities without excessive pressure. Enhanced case life is another notable benefit, as the design allows for minimal stretching during firing, making the cases viable for multiple reload cycles. Overall, the .30-06 Ackley Improved stands out as an exceptional choice for reloaders seeking performance, accuracy, and versatility in a modern hunting and shooting caliber.

Technical Drawing

.30-06 Ackley Improved technical drawing and load data

Technical Specifications

Maximum Pressure:62366 PSI / 4300 bar
Case Volume:70 Grains of Water
Primer Size:Large Rifle (LR)
Safety Standard:C.I.P.
Bore Area:47.52 mm²
Barrel Diameter:0.308" / 7.8 mm
L3:2.486" / 63.1 mm
L6:3.332" / 84.6 mm

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Use our professional ballistics calculator to develop safe and accurate load recipes for .30-06 Ackley Improved.

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Brass Case Capacities

The following table shows the case capacity (Grains of Water) for brass in cartridge .30-06 Ackley Improved where we have data (number of datapoints in brackets).

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Standard Load Data — .30-06 Ackley Improved

Select your desired cartridge and bullet weight below to access the corresponding load table. From there, you can choose any listed load recipe and transfer it directly into the ballistics calculator for further refinement, optimization, and precision tuning.

All
123 gr
125 gr
145 gr
150 gr
155 gr
159 gr
162 gr
168 gr
170 gr
175 gr
200 gr
210 gr
220 gr

Community Loads — .30-06 Ackley Improved

Here are some popular loads for .30-06 Ackley Improved:

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Filter:
BulletPowderBarrel (in)Charge (gr)Case Volume (GoW)OAL (in)Max. Pressure (psi)Muzzle Velocity (fps)
.308 | 150gr | Barnes TTSX BT (150gr)
ADI
AR 2209
24.8••.•72.93.3348,733 (78%)2913
.308 | 150gr | Barnes TTSX BT (150gr)
ADI
AR 2208
24.855.072.93.3354,056 (87%)2956
.308 | 150gr | Barnes TTSX BT (150gr)
ADI
AR 2209
24.861.072.93.3346,108 (74%)2864
.308 | 150gr | Barnes TTSX BT (150gr)
ADI
AR 2209
24.862.072.93.3348,849 (78%)2917
.308 | 155gr | Atomic 29 HP (155gr)
ADI
AR 2209
24.8••.•72.93.2851,155 (82%)2917
.308 | 155gr | Sierra HPBT Palma MK (155gr)
ADI
AR 2208
24.0••.•70.03.3353,592 (86%)2877
.308 | 155gr | Sierra HPBT Palma MK (155gr)
ADI
AR 2208
24.0••.•70.03.3343,265 (69%)2694
M.308 | 165gr | Nosler Accubond (165gr)
Vihtav
N150
26.0••.•70.03.3358,885 (94%)2884
M.308 | 165gr | Nosler Accubond (165gr)
Vihtav
N150
26.0••.•70.03.3358,349 (94%)2874
M.308 | 165gr | Nosler Accubond (165gr)
Vihtav
N150
26.0••.•70.03.3357,682 (92%)2864
M.308 | 165gr | Nosler Accubond (165gr)
Vihtav
N150
26.0••.•70.03.3356,391 (90%)2848
.308 | 165gr | Nosler Accubond (165gr)
Vihtav
N150
26.0••.•70.03.3355,593 (89%)2841
.308 | 165gr | Nosler Accubond (165gr)
Vihtav
N160
26.0••.•70.03.3350,082 (80%)2818
.308 | 165gr | Nosler Accubond (165gr)
Vihtav
N150
26.0••.•70.03.3353,272 (85%)2805
.308 | 165gr | Nosler Accubond (165gr)
Vihtav
N150
26.0••.•70.03.3352,533 (84%)2799
.308 | 165gr | Nosler Accubond (165gr)
Vihtav
N150
26.0••.•70.03.3351,764 (83%)2785
M.308 | 165gr | Sierra SBT GameKing (165gr)
Vihtav
N150
26.0••.•70.03.3360,568 (97%)2923
.308 | 165gr | Sierra SBT GameKing (165gr)
Vihtav
N150
26.0••.•70.03.3353,954 (87%)2835
M.308 | 165gr | Sierra Tipped GameKing (165gr)
Vihtav
N150
26.0••.•70.03.3358,015 (93%)2881
.308 | 168gr | Nosler AccuBond Long Range (168gr)
Allian
Reloder-26
24.0••.•70.03.3342,670 (68%)2749
.308 | 168gr | Nosler AccuBond Long Range (168gr)
Allian
Reloder-26
24.0••.•70.03.3333,939 (54%)2539
M.308 | 180gr | Nosler AccuBond (180gr)
Vihtav
N150
26.0••.•70.03.3359,277 (95%)2762
.308 | 180gr | Nosler AccuBond (180gr)
Vihtav
N150
26.0••.•70.03.3355,869 (90%)2720
.308 | 180gr | Nosler AccuBond (180gr)
Vihtav
N150
26.0••.•70.03.3352,750 (85%)2680

Frequently Asked Questions

The maximum pressure for .30-06 Ackley Improved is 62,366 psi | 4,300 bar.

.30-06 Ackley Improved typically uses a Large Rifle (LR) primer.

The case capacity of .30-06 Ackley Improved is approximately 70 grains of water (H₂O).