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Load data for .308 Win. Ackley Improved + .308 | 220gr | Sako Hammerhead

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11

.308 Win. Ackley Improved + .308 | 220gr | Sako Hammerhead

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 220gr | Sako Hammerhead
Manufacturer SKU:
228A
Bullet Weight:
220gr | 14.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.346" | 34.2mm
Caliber:
.308 Win. Ackley Improved load data
Case Length (l3):
2.014" | 51.2mm
Cartridge Length (C.O.L.):
2.758" | 70.1mm
Seated Depth:
0.602" | 15.3mm
Shank Seated Depth:
0.602" | 15.3mm
Case Capacity:
59.0 Grains of Water | 3.83 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B10007_C403
Last updated:
2025-01-01

Load data for 184 loads in caliber .308 Win. Ackley Improved with .308 | 220gr | Sako Hammerhead bullet and 92 powders such as Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11. 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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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    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.

    .

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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 2206H
<<locked>>
89%
53693
89%
**26
100%
ADI AR 2208
<<locked>>
94%
53243
88%
**06
100%
Accurate 2015
<<locked>>
85%
53606
89%
**21
100%
Accurate 2200
<<locked>>
87%
53838
89%
**93
99%
Accurate 2495
<<locked>>
88%
53156
88%
**83
100%
Accurate 2520
<<locked>>
87%
53026
88%
**06
100%
Accurate 2700
<<locked>>
95%
53026
88%
**51
97%
[Accurate 3100]*
<<locked>>
97%
30893
51%
**21
92%
Accurate 4064
<<locked>>
93%
53011
88%
**06
100%
Accurate 4350
<<locked>>
97%
44077
73%
**67
99%
Alliant AR-Comp
<<locked>>
87%
52953
88%
**60
100%
Alliant Reloder- TS 15.5
<<locked>>
95%
53476
89%
**33
100%
Alliant Reloder-15
<<locked>>
92%
53882
90%
**46
100%
Alliant Reloder-16
<<locked>>
97%
44556
74%
**80
99%
Alliant Reloder-17 👍
<<locked>>
96%
50038
83%
**88
100%
Alliant Reloder-23
<<locked>>
97%
31531
52%
**64
97%
Alliant Reloder-26
<<locked>>
97%
33924
56%
**59
95%
Baschieri & Pellagri 107
<<locked>>
89%
53142
88%
**36
100%
Hodgdon BL-C2
<<locked>>
88%
53853
89%
**49
100%
Hodgdon Benchmark
<<locked>>
86%
53679
89%
**51
100%
Hodgdon CFE223 👍
<<locked>>
93%
53650
89%
**85
100%
Hodgdon H322
<<locked>>
85%
53940
90%
**80
100%
Hodgdon H380
<<locked>>
93%
53388
89%
**36
99%
Hodgdon H414
<<locked>>
97%
52881
88%
**82
98%
Hodgdon H4350
<<locked>>
97%
43076
72%
**78
95%
Hodgdon Hybrid 100V
<<locked>>
97%
40814
68%
**82
99%
Hodgdon LVR
<<locked>>
97%
48327
80%
**10
99%
Hodgdon Superperformance
<<locked>>
97%
48530
81%
**36
96%
Hodgdon VARGET
<<locked>>
95%
53896
90%
**13
100%
IMR 3031
<<locked>>
92%
53388
89%
**10
100%
IMR 4064
<<locked>>
95%
53664
89%
**03
100%
IMR 4166 Enduron
<<locked>>
95%
53229
88%
**74
98%
IMR 4350
<<locked>>
96%
44846
75%
**08
95%
IMR 4451 Enduron
<<locked>>
97%
53432
89%
**06
98%
IMR 4831
<<locked>>
96%
37463
62%
**42
97%
IMR 4895
<<locked>>
92%
54056
90%
**59
100%
IMR 8208 XBR
<<locked>>
87%
54027
90%
**97
100%
Lovex D073.6
<<locked>>
89%
53563
89%
**13
100%
Lovex S060
<<locked>>
89%
53954
90%
**64
100%
Lovex S062
<<locked>>
92%
53011
88%
**97
100%
Lovex S065
<<locked>>
97%
49690
83%
**64
98%
Lovex S070
<<locked>>
97%
46644
77%
**41
97%
Norma 201
<<locked>>
90%
54114
90%
**97
100%
Norma 202
<<locked>>
90%
54114
90%
**93
100%
Norma 203B
<<locked>>
92%
53026
88%
**36
100%
[Norma 204]*
<<locked>>
97%
45092
75%
**41
94%
Norma URP
<<locked>>
97%
43990
73%
**54
98%
Ramshot Big Game 👍
<<locked>>
92%
53258
88%
**62
100%
Ramshot Hunter
<<locked>>
97%
43381
72%
**51
97%
Ramshot TAC
<<locked>>
87%
53417
89%
**03
99%
Ramshot Wild Boar
<<locked>>
88%
53998
90%
**33
100%
Ramshot X-Terminator
<<locked>>
85%
54172
90%
**90
100%
ReloadSwiss RS 40
<<locked>>
84%
54114
90%
**83
100%
ReloadSwiss RS 50
<<locked>>
93%
53447
89%
**16
98%
ReloadSwiss RS 52
<<locked>>
93%
53693
89%
**72
100%
ReloadSwiss RS 60 👍
<<locked>>
96%
48660
81%
**82
100%
ReloadSwiss RS 62
<<locked>>
96%
43714
73%
**83
98%
ReloadSwiss RS 70
<<locked>>
97%
45063
75%
**06
98%
Rottweil R 901
<<locked>>
87%
53795
89%
**60
100%
Rottweil R 902
<<locked>>
91%
53330
89%
**80
100%
Rottweil R 903
<<locked>>
97%
53417
89%
**36
100%
Rottweil R 907
<<locked>>
97%
51329
85%
**77
97%
SNPE Vectan SP 11 👍
<<locked>>
95%
53055
88%
**62
100%
SNPE Vectan SP 7
<<locked>>
88%
53954
90%
**13
99%
SNPE Vectan SP 9
<<locked>>
90%
53592
89%
**20
100%
SNPE Vectan Tubal 3000
<<locked>>
88%
53679
89%
**18
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
53301
89%
**15
100%
SNPE Vectan Tubal 7000
<<locked>>
96%
48834
81%
**11
97%
Shooters World Long Rifle
<<locked>>
97%
49690
83%
**64
98%
Shooters World Match Rifle
<<locked>>
89%
53563
89%
**13
100%
Shooters World Precision
<<locked>>
92%
53011
88%
**97
100%
Somchem S321
<<locked>>
85%
53983
90%
**16
100%
Somchem S335
<<locked>>
89%
53809
89%
**31
100%
Somchem S341
<<locked>>
88%
53055
88%
**00
100%
Somchem S355
<<locked>>
96%
53505
89%
**26
100%
Somchem S365
<<locked>>
96%
39073
65%
**18
100%
[Somchem S385]*
<<locked>>
97%
37072
62%
**19
93%
Vihtavuori N130
<<locked>>
85%
53534
89%
**88
100%
Vihtavuori N133
<<locked>>
91%
53911
90%
**11
100%
Vihtavuori N135
<<locked>>
96%
51851
86%
**44
100%
Vihtavuori N140
<<locked>>
92%
53911
90%
**70
100%
Vihtavuori N150
<<locked>>
97%
46253
77%
**08
100%
Vihtavuori N160
<<locked>>
97%
48863
81%
**87
99%
Vihtavuori N530
<<locked>>
85%
53229
88%
**93
100%
Vihtavuori N540
<<locked>>
91%
52982
88%
**90
100%
Vihtavuori N550
<<locked>>
97%
49255
82%
**36
99%
Vihtavuori N555
<<locked>>
97%
32996
55%
**13
96%
Winchester 6.5 StaBALL
<<locked>>
97%
46905
78%
**44
100%
Winchester 748
<<locked>>
85%
53592
89%
**29
100%
Winchester 760
<<locked>>
97%
52881
88%
**82
98%
Winchester StaBALL HD
<<locked>>
97%
27717
46%
**24
95%
Winchester StaBALL Match
<<locked>>
83%
54056
90%
**43
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
42264
70%
**59
99%
ADI AR 2208
<<locked>>
81%
35926
60%
**41
97%
Accurate 2015
<<locked>>
81%
47834
79%
**56
100%
Accurate 2200
<<locked>>
81%
44295
74%
**59
98%
Accurate 2495
<<locked>>
81%
42786
71%
**56
100%
Accurate 2520
<<locked>>
81%
43294
72%
**78
100%
[Accurate 2700]*
<<locked>>
81%
34403
57%
**65
91%
[Accurate 3100]*
<<locked>>
92%
27093
45%
**32
90%
Accurate 4064
<<locked>>
81%
36013
60%
**67
100%
[Accurate 4350]*
<<locked>>
81%
25947
43%
**13
92%
Alliant AR-Comp
<<locked>>
81%
43714
73%
**49
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
35114
58%
**57
98%
Alliant Reloder-15
<<locked>>
81%
37913
63%
**06
98%
[Alliant Reloder-16]*
<<locked>>
81%
27702
46%
**26
92%
Alliant Reloder-17
<<locked>>
81%
30313
50%
**28
96%
[Alliant Reloder-23]*
<<locked>>
85%
22524
37%
**11
90%
[Alliant Reloder-26]*
<<locked>>
90%
27238
45%
**88
90%
Baschieri & Pellagri 107
<<locked>>
81%
40770
68%
**59
98%
Hodgdon BL-C2
<<locked>>
81%
43149
72%
**05
100%
Hodgdon Benchmark
<<locked>>
81%
46209
77%
**56
100%
Hodgdon CFE223
<<locked>>
81%
36187
60%
**13
97%
Hodgdon H322
<<locked>>
81%
46963
78%
**95
100%
Hodgdon H380
<<locked>>
81%
35737
59%
**64
96%
[Hodgdon H414]*
<<locked>>
81%
31111
52%
**05
91%
[Hodgdon H4350]*
<<locked>>
87%
31821
53%
**72
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
24961
41%
**47
93%
[Hodgdon LVR]*
<<locked>>
81%
29559
49%
**65
93%
[Hodgdon Superperformance]*
<<locked>>
86%
32880
55%
**47
90%
Hodgdon VARGET
<<locked>>
81%
35549
59%
**31
97%
IMR 3031
<<locked>>
81%
38493
64%
**13
100%
IMR 4064
<<locked>>
81%
35085
58%
**18
97%
[IMR 4166 Enduron]*
<<locked>>
81%
35418
59%
**91
93%
[IMR 4350]*
<<locked>>
85%
31836
53%
**69
90%
[IMR 4451 Enduron]*
<<locked>>
81%
33344
55%
**75
92%
[IMR 4831]*
<<locked>>
81%
23496
39%
**24
91%
IMR 4895
<<locked>>
81%
38870
65%
**33
99%
IMR 8208 XBR
<<locked>>
81%
44367
74%
**69
100%
Lovex D073.6
<<locked>>
81%
40901
68%
**46
100%
Lovex S060
<<locked>>
81%
42540
71%
**06
99%
Lovex S062
<<locked>>
81%
37304
62%
**64
99%
[Lovex S065]*
<<locked>>
81%
30748
51%
**39
93%
[Lovex S070]*
<<locked>>
81%
28834
48%
**09
90%
Norma 201
<<locked>>
81%
41466
69%
**19
100%
Norma 202
<<locked>>
81%
41350
69%
**29
100%
Norma 203B
<<locked>>
81%
37289
62%
**00
98%
[Norma 204]*
<<locked>>
90%
36187
60%
**80
90%
[Norma URP]*
<<locked>>
81%
26977
45%
**16
92%
Ramshot Big Game
<<locked>>
81%
36550
61%
**06
98%
[Ramshot Hunter]*
<<locked>>
83%
28427
47%
**46
90%
Ramshot TAC
<<locked>>
81%
44135
73%
**72
97%
Ramshot Wild Boar
<<locked>>
81%
43511
72%
**95
99%
Ramshot X-Terminator
<<locked>>
81%
47659
79%
**05
100%
ReloadSwiss RS 40
<<locked>>
81%
49559
82%
**31
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
36245
60%
**47
94%
ReloadSwiss RS 52
<<locked>>
81%
35520
59%
**06
99%
ReloadSwiss RS 60
<<locked>>
81%
29457
49%
**14
97%
[ReloadSwiss RS 62]*
<<locked>>
81%
26237
44%
**23
91%
[ReloadSwiss RS 70]*
<<locked>>
82%
27586
46%
**32
90%
Rottweil R 901
<<locked>>
81%
45063
75%
**49
100%
Rottweil R 902
<<locked>>
81%
39117
65%
**77
99%
Rottweil R 903
<<locked>>
81%
32416
54%
**11
98%
[Rottweil R 907]*
<<locked>>
81%
31662
53%
**42
90%
SNPE Vectan SP 11
<<locked>>
81%
33504
56%
**54
97%
SNPE Vectan SP 7
<<locked>>
81%
42264
70%
**49
97%
SNPE Vectan SP 9
<<locked>>
81%
40335
67%
**33
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
42975
71%
**80
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
35317
59%
**75
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
29225
49%
**86
90%
[Shooters World Long Rifle]*
<<locked>>
81%
30748
51%
**39
93%
Shooters World Match Rifle
<<locked>>
81%
40901
68%
**46
100%
Shooters World Precision
<<locked>>
81%
37304
62%
**64
99%
Somchem S321
<<locked>>
81%
47427
79%
**28
100%
Somchem S335
<<locked>>
81%
42598
71%
**87
100%
Somchem S341
<<locked>>
81%
41640
69%
**42
99%
Somchem S355
<<locked>>
81%
33591
56%
**21
98%
Somchem S365
<<locked>>
81%
24076
40%
**73
95%
[Somchem S385]*
<<locked>>
92%
31807
53%
**11
90%
Vihtavuori N130
<<locked>>
81%
48008
80%
**23
100%
Vihtavuori N133
<<locked>>
81%
40234
67%
**37
100%
Vihtavuori N135
<<locked>>
81%
32576
54%
**72
100%
Vihtavuori N140
<<locked>>
81%
38522
64%
**64
100%
Vihtavuori N150
<<locked>>
81%
28631
48%
**03
97%
[Vihtavuori N160]*
<<locked>>
81%
29240
49%
**42
93%
Vihtavuori N530
<<locked>>
81%
46615
77%
**08
100%
Vihtavuori N540
<<locked>>
81%
38174
63%
**87
100%
[Vihtavuori N550]*
<<locked>>
81%
29689
49%
**85
94%
[Vihtavuori N555]*
<<locked>>
84%
22278
37%
**37
90%
Winchester 6.5 StaBALL
<<locked>>
81%
28369
47%
**03
95%
Winchester 748
<<locked>>
81%
46688
78%
**44
100%
[Winchester 760]*
<<locked>>
81%
31111
52%
**05
91%
[Winchester StaBALL HD]*
<<locked>>
92%
23960
40%
**96
91%
Winchester StaBALL Match
<<locked>>
81%
49414
82%
**80
100%

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.

<<locked>>... you need to buy an access license to unlock the data

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