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Load data for .308 Win. Ackley Improved + .308 | 165gr | Speer Grand Slam

Recommended Powder(s):

.308 Win. Ackley Improved + .308 | 165gr | Speer Grand Slam

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Speer Grand Slam
Manufacturer SKU:
2038
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.080" | 27.4mm
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:
0.336" | 8.5mm
Shank Seated Depth:
0.336" | 8.5mm
Case Capacity:
59.0 Grains of Water | 3.83 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B6156_C403
Last updated:
2025-01-01

Load data for 182 loads in caliber .308 Win. Ackley Improved with .308 | 165gr | Speer Grand Slam bullet and 91 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>>
93%
53577
89%
**23
99%
ADI AR 2208
<<locked>>
97%
50386
84%
**48
98%
ADI AR 2219
<<locked>>
84%
53301
89%
**84
100%
Accurate 2015
<<locked>>
89%
53461
89%
**31
100%
Accurate 2200
<<locked>>
91%
53809
89%
**77
98%
Accurate 2230
<<locked>>
87%
53403
89%
**67
99%
Accurate 2460
<<locked>>
87%
54070
90%
**90
100%
Accurate 2495
<<locked>>
93%
54070
90%
**13
100%
Accurate 2520 👍
<<locked>>
92%
53838
89%
**23
100%
[Accurate 2700]*
<<locked>>
97%
49937
83%
**69
93%
Accurate 4064
<<locked>>
96%
49588
82%
**71
100%
[Accurate 4350]*
<<locked>>
97%
36753
61%
**00
94%
Alliant AR-Comp
<<locked>>
92%
54143
90%
**00
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
49226
82%
**74
99%
Alliant Reloder-10x
<<locked>>
87%
53708
89%
**44
100%
Alliant Reloder-15
<<locked>>
97%
53896
90%
**46
99%
[Alliant Reloder-16]*
<<locked>>
97%
38159
63%
**03
93%
Alliant Reloder-17
<<locked>>
97%
43439
72%
**54
97%
Baschieri & Pellagri 106
<<locked>>
85%
53925
90%
**95
100%
Baschieri & Pellagri 107
<<locked>>
93%
53563
89%
**40
98%
Hodgdon BL-C2 👍
<<locked>>
92%
54056
90%
**56
100%
Hodgdon Benchmark
<<locked>>
90%
53969
90%
**51
100%
Hodgdon CFE223
<<locked>>
97%
52779
88%
**62
98%
Hodgdon H322
<<locked>>
89%
53301
89%
**84
100%
Hodgdon H335
<<locked>>
84%
53417
89%
**97
100%
Hodgdon H380
<<locked>>
96%
50676
84%
**84
97%
[Hodgdon H414]*
<<locked>>
97%
44933
75%
**28
92%
Hodgdon H4198
<<locked>>
83%
53461
89%
**92
100%
Hodgdon Hybrid 100V
<<locked>>
97%
35070
58%
**11
95%
[Hodgdon LVR]*
<<locked>>
97%
41959
70%
**69
94%
Hodgdon VARGET
<<locked>>
97%
50386
84%
**48
98%
IMR 3031
<<locked>>
97%
53200
88%
**33
100%
IMR 4064
<<locked>>
97%
49052
82%
**25
98%
[IMR 4166 Enduron]*
<<locked>>
97%
50038
83%
**98
94%
IMR 4198
<<locked>>
86%
53737
89%
**98
100%
[IMR 4451 Enduron]*
<<locked>>
96%
46891
78%
**72
93%
IMR 4895
<<locked>>
96%
53272
89%
**49
99%
IMR 8208 XBR
<<locked>>
91%
53185
88%
**87
100%
Lovex D073.4
<<locked>>
86%
53243
88%
**61
100%
Lovex D073.5
<<locked>>
87%
53635
89%
**84
100%
Lovex D073.6
<<locked>>
94%
53838
89%
**23
100%
Lovex S060
<<locked>>
93%
53824
89%
**51
99%
Lovex S062
<<locked>>
97%
52315
87%
**90
100%
[Lovex S065]*
<<locked>>
96%
42540
71%
**16
94%
Norma 201
<<locked>>
94%
53476
89%
**94
100%
Norma 202
<<locked>>
94%
53969
90%
**07
100%
Norma 203B
<<locked>>
97%
53026
88%
**36
99%
[Norma URP]*
<<locked>>
96%
37608
62%
**90
93%
Ramshot Big Game
<<locked>>
97%
52997
88%
**53
99%
Ramshot TAC
<<locked>>
91%
53606
89%
**87
97%
Ramshot Wild Boar 👍
<<locked>>
92%
53403
89%
**26
99%
Ramshot X-Terminator
<<locked>>
89%
53983
90%
**77
99%
ReloadSwiss RS 40
<<locked>>
87%
53185
88%
**80
100%
ReloadSwiss RS 50
<<locked>>
97%
52359
87%
**80
95%
ReloadSwiss RS 52 👍
<<locked>>
97%
51924
86%
**59
100%
ReloadSwiss RS 60
<<locked>>
97%
42380
70%
**41
98%
[ReloadSwiss RS 62]*
<<locked>>
97%
37188
62%
**07
93%
Rottweil R 901
<<locked>>
91%
53447
89%
**64
100%
Rottweil R 902
<<locked>>
96%
53316
89%
**80
100%
Rottweil R 903
<<locked>>
96%
45397
75%
**08
98%
[Rottweil R 907]*
<<locked>>
96%
44657
74%
**30
91%
SNPE Vectan SP 10
<<locked>>
84%
53359
89%
**90
100%
SNPE Vectan SP 11
<<locked>>
97%
48211
80%
**84
98%
SNPE Vectan SP 7
<<locked>>
93%
54157
90%
**03
97%
SNPE Vectan SP 9
<<locked>>
94%
53171
88%
**10
99%
SNPE Vectan Tubal 3000
<<locked>>
92%
53621
89%
**15
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
49966
83%
**66
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
97%
42018
70%
**67
92%
[Shooters World Long Rifle]*
<<locked>>
96%
42540
71%
**16
94%
Shooters World Match Rifle
<<locked>>
94%
53838
89%
**23
100%
Shooters World Precision
<<locked>>
97%
52315
87%
**90
100%
Shooters World Tactical Rifle
<<locked>>
85%
53388
89%
**51
99%
Somchem S321
<<locked>>
89%
53185
88%
**03
100%
Somchem S335
<<locked>>
93%
54041
90%
**35
100%
Somchem S341
<<locked>>
93%
53882
90%
**03
99%
Somchem S355
<<locked>>
96%
46731
78%
**25
98%
Somchem S365
<<locked>>
96%
33373
55%
**38
96%
Vihtavuori N120
<<locked>>
84%
53998
90%
**33
100%
Vihtavuori N130
<<locked>>
89%
53664
89%
**95
100%
Vihtavuori N133
<<locked>>
95%
54157
90%
**18
100%
Vihtavuori N135
<<locked>>
96%
44324
74%
**46
100%
Vihtavuori N140
<<locked>>
96%
53359
89%
**67
100%
Vihtavuori N150
<<locked>>
97%
39479
66%
**74
98%
Vihtavuori N160
<<locked>>
97%
41539
69%
**36
95%
Vihtavuori N530
<<locked>>
90%
54041
90%
**07
100%
Vihtavuori N540
<<locked>>
96%
53563
89%
**07
100%
Vihtavuori N550
<<locked>>
96%
41365
69%
**79
95%
Winchester 6.5 StaBALL
<<locked>>
97%
41307
69%
**03
97%
Winchester 748
<<locked>>
89%
53330
89%
**43
100%
[Winchester 760]*
<<locked>>
97%
44933
75%
**28
92%
Winchester StaBALL Match
<<locked>>
87%
53592
89%
**30
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
36608
61%
**18
95%
[ADI AR 2208]*
<<locked>>
81%
31082
52%
**64
92%
ADI AR 2219
<<locked>>
81%
48109
80%
**12
100%
Accurate 2015
<<locked>>
81%
41843
70%
**57
100%
[Accurate 2200]*
<<locked>>
81%
38827
65%
**21
94%
Accurate 2230
<<locked>>
81%
43424
72%
**16
98%
Accurate 2460
<<locked>>
81%
43366
72%
**20
99%
Accurate 2495
<<locked>>
81%
35795
59%
**25
100%
Accurate 2520
<<locked>>
81%
36811
61%
**48
98%
[Accurate 2700]*
<<locked>>
92%
42540
71%
**48
90%
Accurate 4064
<<locked>>
81%
30255
50%
**03
98%
[Accurate 4350]*
<<locked>>
91%
29646
49%
**26
90%
Alliant AR-Comp
<<locked>>
81%
37246
62%
**48
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
30008
50%
**83
94%
Alliant Reloder-10x
<<locked>>
81%
45600
76%
**26
100%
[Alliant Reloder-15]*
<<locked>>
81%
32460
54%
**43
93%
[Alliant Reloder-16]*
<<locked>>
91%
32053
53%
**49
90%
[Alliant Reloder-17]*
<<locked>>
83%
28355
47%
**74
90%
Baschieri & Pellagri 106
<<locked>>
81%
47210
78%
**00
100%
[Baschieri & Pellagri 107]*
<<locked>>
81%
35259
59%
**98
93%
Hodgdon BL-C2
<<locked>>
81%
36767
61%
**54
97%
Hodgdon Benchmark
<<locked>>
81%
41017
68%
**38
98%
[Hodgdon CFE223]*
<<locked>>
81%
31082
52%
**23
90%
Hodgdon H322
<<locked>>
81%
40625
67%
**84
100%
Hodgdon H335
<<locked>>
81%
47384
79%
**05
100%
[Hodgdon H380]*
<<locked>>
82%
31662
53%
**10
90%
[Hodgdon H414]*
<<locked>>
93%
39204
65%
**13
90%
Hodgdon H4198
<<locked>>
81%
50299
84%
**46
100%
[Hodgdon Hybrid 100V]*
<<locked>>
88%
27079
45%
**98
90%
[Hodgdon LVR]*
<<locked>>
89%
33127
55%
**69
90%
[Hodgdon VARGET]*
<<locked>>
81%
31082
52%
**64
92%
IMR 3031
<<locked>>
81%
32256
54%
**65
99%
[IMR 4064]*
<<locked>>
81%
30530
51%
**47
92%
[IMR 4166 Enduron]*
<<locked>>
88%
38624
64%
**82
90%
IMR 4198
<<locked>>
81%
46615
77%
**97
100%
[IMR 4451 Enduron]*
<<locked>>
91%
39218
65%
**25
90%
[IMR 4895]*
<<locked>>
81%
33228
55%
**72
94%
IMR 8208 XBR
<<locked>>
81%
38624
64%
**38
97%
Lovex D073.4
<<locked>>
81%
45150
75%
**43
99%
Lovex D073.5
<<locked>>
81%
42801
71%
**10
99%
Lovex D073.6
<<locked>>
81%
34592
57%
**95
98%
Lovex S060
<<locked>>
81%
37637
63%
**72
95%
Lovex S062
<<locked>>
81%
32213
54%
**13
95%
[Lovex S065]*
<<locked>>
89%
34127
57%
**36
90%
Norma 201
<<locked>>
81%
35752
59%
**75
96%
Norma 202
<<locked>>
81%
35839
60%
**95
99%
[Norma 203B]*
<<locked>>
81%
31995
53%
**36
93%
[Norma URP]*
<<locked>>
91%
31328
52%
**39
90%
[Ramshot Big Game]*
<<locked>>
81%
31647
53%
**33
92%
[Ramshot TAC]*
<<locked>>
81%
38609
64%
**21
92%
Ramshot Wild Boar
<<locked>>
81%
37246
62%
**41
95%
Ramshot X-Terminator
<<locked>>
81%
41887
70%
**80
96%
ReloadSwiss RS 40
<<locked>>
81%
43627
72%
**30
99%
[ReloadSwiss RS 50]*
<<locked>>
86%
36608
61%
**92
90%
ReloadSwiss RS 52
<<locked>>
81%
30298
50%
**29
95%
[ReloadSwiss RS 60]*
<<locked>>
83%
27601
46%
**51
90%
[ReloadSwiss RS 62]*
<<locked>>
92%
32300
54%
**92
90%
Rottweil R 901
<<locked>>
81%
39436
66%
**34
99%
Rottweil R 902
<<locked>>
81%
34287
57%
**36
96%
[Rottweil R 903]*
<<locked>>
81%
27383
45%
**24
92%
[Rottweil R 907]*
<<locked>>
94%
41133
68%
**64
90%
SNPE Vectan SP 10
<<locked>>
81%
48428
80%
**18
100%
[SNPE Vectan SP 11]*
<<locked>>
81%
28993
48%
**67
91%
[SNPE Vectan SP 7]*
<<locked>>
81%
36129
60%
**85
92%
[SNPE Vectan SP 9]*
<<locked>>
81%
34969
58%
**82
94%
SNPE Vectan Tubal 3000
<<locked>>
81%
37840
63%
**59
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
30719
51%
**24
98%
[SNPE Vectan Tubal 7000]*
<<locked>>
94%
37724
63%
**92
90%
[Shooters World Long Rifle]*
<<locked>>
89%
34127
57%
**36
90%
Shooters World Match Rifle
<<locked>>
81%
34592
57%
**95
98%
Shooters World Precision
<<locked>>
81%
32213
54%
**13
95%
Shooters World Tactical Rifle
<<locked>>
81%
46311
77%
**39
98%
Somchem S321
<<locked>>
81%
41162
68%
**07
98%
Somchem S335
<<locked>>
81%
36898
61%
**59
99%
Somchem S341
<<locked>>
81%
35868
60%
**95
95%
[Somchem S355]*
<<locked>>
81%
28456
47%
**38
92%
[Somchem S365]*
<<locked>>
87%
24845
41%
**85
90%
Vihtavuori N120
<<locked>>
81%
49792
83%
**84
100%
Vihtavuori N130
<<locked>>
81%
41945
70%
**21
100%
Vihtavuori N133
<<locked>>
81%
35215
58%
**13
100%
Vihtavuori N135
<<locked>>
81%
27673
46%
**08
98%
Vihtavuori N140
<<locked>>
81%
33402
55%
**26
98%
[Vihtavuori N150]*
<<locked>>
81%
24569
41%
**13
92%
[Vihtavuori N160]*
<<locked>>
88%
31502
52%
**10
90%
Vihtavuori N530
<<locked>>
81%
40379
67%
**80
98%
Vihtavuori N540
<<locked>>
81%
33127
55%
**39
98%
[Vihtavuori N550]*
<<locked>>
88%
31241
52%
**46
90%
[Winchester 6.5 StaBALL]*
<<locked>>
84%
27760
46%
**82
90%
Winchester 748
<<locked>>
81%
40161
67%
**23
98%
[Winchester 760]*
<<locked>>
93%
39204
65%
**13
90%
Winchester StaBALL Match
<<locked>>
81%
42801
71%
**56
98%

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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