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Load data for .303 Savage + .308 | 123gr | Sako Gamehead

Recommended Powder(s): ADI AR 2207

.303 Savage + .308 | 123gr | Sako Gamehead

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 123gr | Sako Gamehead
Manufacturer SKU:
129A
Bullet Weight:
123gr | 8.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.890" | 22.6mm
Caliber:
.303 Savage load data
Case Length (l3):
2.014" | 51.2mm
Cartridge Length (C.O.L.):
2.482" | 63.0mm
Seated Depth:
0.421" | 10.7mm
Shank Seated Depth:
0.421" | 10.7mm
Case Capacity:
45.0 Grains of Water | 2.92 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
39160 psi | 2700 bar
LID:
LID_B10478_C391
Last updated:
2025-01-01

Load data for 28 loads in caliber .303 Savage with .308 | 123gr | Sako Gamehead bullet and 14 powders such as ADI AR 2207. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

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    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2207 👍
<<locked>>
86%
35215
90%
**13
99%
[ADI AR 2219]*
<<locked>>
89%
34548
88%
**03
92%
Accurate 2015
<<locked>>
95%
34606
88%
**07
95%
Alliant AR-Comp
<<locked>>
96%
31952
82%
**93
96%
Alliant Reloder-10x
<<locked>>
92%
35230
90%
**33
96%
Alliant Reloder-7
<<locked>>
84%
34983
89%
**64
97%
[Baschieri & Pellagri 106]*
<<locked>>
88%
34476
88%
**15
93%
[Hodgdon H322]*
<<locked>>
95%
35143
90%
**13
92%
[Hodgdon H4198]*
<<locked>>
85%
34795
89%
**98
92%
IMR 4198
<<locked>>
89%
35201
90%
**70
97%
Norma 200
<<locked>>
88%
34896
89%
**16
97%
Vihtavuori N120
<<locked>>
88%
34969
89%
**74
100%
Vihtavuori N130
<<locked>>
94%
35157
90%
**70
96%
[Vihtavuori N133]*
<<locked>>
97%
31792
81%
**85
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2207
<<locked>>
81%
30182
77%
**98
98%
[ADI AR 2219]*
<<locked>>
86%
31836
81%
**34
90%
[Accurate 2015]*
<<locked>>
85%
24889
64%
**57
90%
[Alliant AR-Comp]*
<<locked>>
85%
22858
58%
**05
90%
[Alliant Reloder-10x]*
<<locked>>
81%
24758
63%
**57
92%
Alliant Reloder-7
<<locked>>
81%
32198
82%
**95
96%
[Baschieri & Pellagri 106]*
<<locked>>
83%
29573
76%
**90
90%
[Hodgdon H322]*
<<locked>>
91%
31459
80%
**21
90%
[Hodgdon H4198]*
<<locked>>
82%
31966
82%
**33
90%
[IMR 4198]*
<<locked>>
81%
28050
72%
**83
94%
[Norma 200]*
<<locked>>
81%
27789
71%
**39
94%
Vihtavuori N120
<<locked>>
81%
28485
73%
**20
99%
[Vihtavuori N130]*
<<locked>>
81%
24076
61%
**78
91%
[Vihtavuori N133]*
<<locked>>
91%
26919
69%
**57
90%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

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