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Load data for .308 Win. Ackley Improved + .308 | 150gr | Lapua Mega

Recommended Powder(s):

.308 Win. Ackley Improved + .308 | 150gr | Lapua Mega

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Lapua Mega
Manufacturer SKU:
4PL7057 | E469
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.955" | 24.3mm
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:
0.211" | 5.4mm
Shank Seated Depth:
0.211" | 5.4mm
Case Capacity:
59.0 Grains of Water | 3.83 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B3147_C403
Last updated:
2025-01-01

Load data for 176 loads in caliber .308 Win. Ackley Improved with .308 | 150gr | Lapua Mega bullet and 88 powder(s). 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 2206H
<<locked>>
94%
53940
90%
**71
98%
ADI AR 2208
<<locked>>
97%
48689
81%
**62
97%
ADI AR 2219
<<locked>>
85%
53606
89%
**38
100%
Accurate 2015
<<locked>>
90%
53127
88%
**72
100%
Accurate 2200
<<locked>>
92%
53490
89%
**08
97%
Accurate 2230
<<locked>>
88%
54157
90%
**18
99%
Accurate 2460
<<locked>>
88%
53998
90%
**35
100%
Accurate 2495
<<locked>>
94%
53113
88%
**51
100%
Accurate 2520 👍
<<locked>>
93%
54114
90%
**74
100%
Accurate 4064
<<locked>>
96%
47659
79%
**82
100%
[Accurate 4350]*
<<locked>>
97%
34925
58%
**82
92%
Alliant AR-Comp
<<locked>>
93%
53403
89%
**44
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
47253
79%
**76
98%
Alliant Reloder-10x
<<locked>>
87%
53403
89%
**85
100%
Alliant Reloder-15
<<locked>>
97%
51851
86%
**58
98%
[Alliant Reloder-16]*
<<locked>>
97%
36825
61%
**89
91%
Alliant Reloder-17
<<locked>>
97%
41843
70%
**43
96%
Baschieri & Pellagri 106
<<locked>>
86%
53664
89%
**30
100%
Baschieri & Pellagri 107
<<locked>>
94%
53243
88%
**71
97%
Hodgdon BL-C2 👍
<<locked>>
93%
53737
89%
**94
99%
Hodgdon Benchmark
<<locked>>
91%
53635
89%
**89
99%
Hodgdon CFE223
<<locked>>
97%
50850
84%
**67
97%
Hodgdon H322
<<locked>>
90%
53069
88%
**31
100%
Hodgdon H335
<<locked>>
86%
53635
89%
**44
100%
Hodgdon H380
<<locked>>
96%
49037
81%
**92
96%
Hodgdon H4198
<<locked>>
84%
54027
90%
**49
100%
[Hodgdon Hybrid 100V]*
<<locked>>
97%
33779
56%
**93
93%
[Hodgdon LVR]*
<<locked>>
97%
40321
67%
**57
92%
Hodgdon VARGET
<<locked>>
97%
48689
81%
**62
97%
Hodgdon TrailBoss
<<locked>>
96%
32097
53%
**73
100%
IMR 3031
<<locked>>
97%
51430
85%
**58
100%
IMR 4064
<<locked>>
97%
47601
79%
**30
97%
[IMR 4166 Enduron]*
<<locked>>
97%
48573
81%
**97
92%
IMR 4198
<<locked>>
87%
53882
90%
**49
100%
[IMR 4451 Enduron]*
<<locked>>
97%
45948
76%
**87
91%
IMR 4895
<<locked>>
97%
53069
88%
**87
98%
IMR 8208 XBR
<<locked>>
92%
53534
89%
**31
99%
Lovex D073.4
<<locked>>
87%
53867
90%
**15
100%
Lovex D073.5
<<locked>>
88%
53650
89%
**22
100%
Lovex D073.6 👍
<<locked>>
95%
53476
89%
**67
100%
Lovex S060
<<locked>>
93%
53359
89%
**82
98%
Lovex S062
<<locked>>
97%
50589
84%
**02
99%
[Lovex S065]*
<<locked>>
96%
40930
68%
**08
92%
Norma 200
<<locked>>
83%
53476
89%
**62
100%
Norma 201
<<locked>>
95%
53940
90%
**38
99%
Norma 202
<<locked>>
95%
53272
88%
**38
100%
Norma 203B
<<locked>>
97%
50734
84%
**44
98%
[Norma URP]*
<<locked>>
97%
36738
61%
**95
92%
Ramshot Big Game
<<locked>>
97%
50865
85%
**61
98%
Ramshot TAC
<<locked>>
92%
54172
90%
**31
96%
Ramshot Wild Boar
<<locked>>
93%
53388
89%
**61
98%
Ramshot X-Terminator
<<locked>>
89%
53693
89%
**12
98%
ReloadSwiss RS 14
<<locked>>
97%
32677
54%
**22
100%
ReloadSwiss RS 40
<<locked>>
89%
53795
89%
**31
100%
[ReloadSwiss RS 50]*
<<locked>>
97%
50546
84%
**82
94%
ReloadSwiss RS 52
<<locked>>
97%
49922
83%
**67
99%
ReloadSwiss RS 60
<<locked>>
97%
40843
68%
**26
96%
Rottweil R 901
<<locked>>
93%
54128
90%
**18
100%
Rottweil R 902
<<locked>>
97%
53519
89%
**28
99%
Rottweil R 903
<<locked>>
97%
44237
73%
**26
97%
SNPE Vectan SP 10
<<locked>>
85%
54099
90%
**48
100%
SNPE Vectan SP 11
<<locked>>
97%
46514
77%
**89
97%
SNPE Vectan SP 7
<<locked>>
94%
54085
90%
**41
96%
SNPE Vectan SP 9
<<locked>>
95%
53577
89%
**58
98%
SNPE Vectan Tubal 3000
<<locked>>
93%
53534
89%
**53
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
48327
80%
**80
100%
[Shooters World Long Rifle]*
<<locked>>
96%
40930
68%
**08
92%
Shooters World Match Rifle 👍
<<locked>>
95%
53476
89%
**67
100%
Shooters World Precision
<<locked>>
97%
50589
84%
**02
99%
Shooters World Tactical Rifle
<<locked>>
86%
53345
89%
**89
99%
Somchem S321
<<locked>>
90%
53534
89%
**48
99%
Somchem S335
<<locked>>
94%
53432
89%
**69
100%
Somchem S341
<<locked>>
94%
53447
89%
**35
98%
Somchem S355
<<locked>>
96%
44904
75%
**23
97%
[Somchem S365]*
<<locked>>
97%
32692
54%
**36
94%
Vihtavuori N120
<<locked>>
85%
54099
90%
**84
100%
Vihtavuori N130
<<locked>>
90%
53577
89%
**40
100%
Vihtavuori N133
<<locked>>
96%
53925
90%
**56
100%
Vihtavuori N135
<<locked>>
97%
43308
72%
**67
100%
Vihtavuori N140
<<locked>>
96%
52721
88%
**05
100%
Vihtavuori N150
<<locked>>
96%
37840
63%
**62
97%
[Vihtavuori N160]*
<<locked>>
97%
40205
67%
**35
93%
Vihtavuori N530
<<locked>>
91%
54041
90%
**48
99%
Vihtavuori N540
<<locked>>
97%
52591
87%
**35
100%
[Vihtavuori N550]*
<<locked>>
96%
39958
66%
**77
93%
Winchester 6.5 StaBALL
<<locked>>
97%
40248
67%
**95
95%
Winchester 748 👍
<<locked>>
90%
53229
88%
**81
100%
Winchester StaBALL Match
<<locked>>
88%
53388
89%
**71
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
35288
59%
**07
93%
[ADI AR 2208]*
<<locked>>
81%
30661
51%
**72
90%
ADI AR 2219
<<locked>>
81%
46499
77%
**23
100%
Accurate 2015
<<locked>>
81%
40161
67%
**69
100%
[Accurate 2200]*
<<locked>>
81%
37579
62%
**16
92%
Accurate 2230
<<locked>>
81%
41727
69%
**15
97%
Accurate 2460
<<locked>>
81%
42003
70%
**28
98%
Accurate 2495
<<locked>>
81%
34360
57%
**26
100%
Accurate 2520
<<locked>>
81%
35346
59%
**39
97%
Accurate 4064
<<locked>>
81%
28906
48%
**92
96%
[Accurate 4350]*
<<locked>>
94%
32227
54%
**10
90%
Alliant AR-Comp
<<locked>>
81%
35781
59%
**59
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
28776
48%
**72
92%
Alliant Reloder-10x
<<locked>>
81%
43918
73%
**41
100%
[Alliant Reloder-15]*
<<locked>>
81%
31343
52%
**28
91%
[Alliant Reloder-16]*
<<locked>>
94%
34229
57%
**26
90%
[Alliant Reloder-17]*
<<locked>>
87%
30356
50%
**48
90%
Baschieri & Pellagri 106
<<locked>>
81%
46340
77%
**25
100%
[Baschieri & Pellagri 107]*
<<locked>>
81%
34476
57%
**00
91%
Hodgdon BL-C2
<<locked>>
81%
35418
59%
**56
95%
Hodgdon Benchmark
<<locked>>
81%
39682
66%
**43
97%
[Hodgdon CFE223]*
<<locked>>
84%
32996
55%
**84
90%
Hodgdon H322
<<locked>>
81%
39204
65%
**95
99%
Hodgdon H335
<<locked>>
81%
45847
76%
**23
100%
[Hodgdon H380]*
<<locked>>
85%
33605
56%
**77
90%
Hodgdon H4198
<<locked>>
81%
49153
82%
**67
100%
[Hodgdon Hybrid 100V]*
<<locked>>
92%
29530
49%
**85
90%
[Hodgdon LVR]*
<<locked>>
92%
35346
59%
**43
90%
[Hodgdon VARGET]*
<<locked>>
82%
30661
51%
**72
90%
Hodgdon TrailBoss
<<locked>>
92%
30501
51%
**40
100%
IMR 3031
<<locked>>
81%
31227
52%
**67
98%
[IMR 4064]*
<<locked>>
81%
29602
49%
**39
90%
[IMR 4166 Enduron]*
<<locked>>
92%
41727
69%
**72
90%
IMR 4198
<<locked>>
81%
45078
75%
**21
100%
[IMR 4451 Enduron]*
<<locked>>
95%
42569
71%
**18
90%
[IMR 4895]*
<<locked>>
81%
31923
53%
**61
92%
IMR 8208 XBR
<<locked>>
81%
37289
62%
**30
96%
Lovex D073.4
<<locked>>
81%
43468
72%
**48
98%
Lovex D073.5
<<locked>>
81%
41684
69%
**21
98%
Lovex D073.6
<<locked>>
81%
32909
55%
**84
96%
[Lovex S060]*
<<locked>>
81%
36492
61%
**67
94%
[Lovex S062]*
<<locked>>
81%
31009
52%
**98
94%
[Lovex S065]*
<<locked>>
93%
36608
61%
**13
90%
Norma 200
<<locked>>
81%
49327
82%
**07
100%
Norma 201
<<locked>>
81%
34447
57%
**70
95%
Norma 202
<<locked>>
81%
34447
57%
**93
98%
[Norma 203B]*
<<locked>>
81%
30603
51%
**18
91%
[Norma URP]*
<<locked>>
94%
33504
56%
**20
90%
[Ramshot Big Game]*
<<locked>>
81%
30501
51%
**15
90%
[Ramshot TAC]*
<<locked>>
81%
37391
62%
**16
91%
[Ramshot Wild Boar]*
<<locked>>
81%
36274
60%
**43
94%
Ramshot X-Terminator
<<locked>>
81%
40669
68%
**75
95%
ReloadSwiss RS 14
<<locked>>
88%
28732
48%
**40
100%
ReloadSwiss RS 40
<<locked>>
81%
41858
70%
**28
98%
[ReloadSwiss RS 50]*
<<locked>>
89%
39436
66%
**72
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
29196
49%
**18
93%
[ReloadSwiss RS 60]*
<<locked>>
87%
29805
50%
**31
90%
Rottweil R 901
<<locked>>
81%
38261
64%
**39
98%
[Rottweil R 902]*
<<locked>>
81%
33112
55%
**28
94%
[Rottweil R 903]*
<<locked>>
81%
26542
44%
**16
90%
SNPE Vectan SP 10
<<locked>>
81%
47268
79%
**40
100%
[SNPE Vectan SP 11]*
<<locked>>
83%
30153
50%
**15
90%
[SNPE Vectan SP 7]*
<<locked>>
81%
35027
58%
**80
91%
[SNPE Vectan SP 9]*
<<locked>>
81%
33895
56%
**77
93%
SNPE Vectan Tubal 3000
<<locked>>
81%
36680
61%
**61
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
29791
50%
**23
97%
[Shooters World Long Rifle]*
<<locked>>
93%
36608
61%
**13
90%
Shooters World Match Rifle
<<locked>>
81%
32909
55%
**84
96%
[Shooters World Precision]*
<<locked>>
81%
31009
52%
**98
94%
Shooters World Tactical Rifle
<<locked>>
81%
44933
75%
**51
98%
Somchem S321
<<locked>>
81%
39914
66%
**12
97%
Somchem S335
<<locked>>
81%
35911
60%
**61
99%
[Somchem S341]*
<<locked>>
81%
35041
58%
**90
93%
[Somchem S355]*
<<locked>>
81%
27311
45%
**16
90%
[Somchem S365]*
<<locked>>
91%
27122
45%
**65
90%
Vihtavuori N120
<<locked>>
81%
48022
80%
**02
100%
Vihtavuori N130
<<locked>>
81%
40886
68%
**36
100%
Vihtavuori N133
<<locked>>
81%
34229
57%
**21
99%
Vihtavuori N135
<<locked>>
81%
26397
44%
**93
97%
Vihtavuori N140
<<locked>>
81%
32097
53%
**21
97%
[Vihtavuori N150]*
<<locked>>
82%
24497
41%
**18
90%
[Vihtavuori N160]*
<<locked>>
91%
33750
56%
**80
90%
Vihtavuori N530
<<locked>>
81%
39378
65%
**89
97%
Vihtavuori N540
<<locked>>
81%
31807
53%
**31
97%
[Vihtavuori N550]*
<<locked>>
91%
33475
56%
**23
90%
[Winchester 6.5 StaBALL]*
<<locked>>
87%
29457
49%
**36
90%
Winchester 748
<<locked>>
81%
38856
65%
**28
97%
Winchester StaBALL Match
<<locked>>
81%
41292
69%
**57
96%

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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