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Load data for .308 Win. Ackley Improved + .308 | 180gr | Speer Grand Slam

Recommended Powder(s): Alliant Reloder-15, Hodgdon BL-C2, IMR 4895, Norma 203B, ReloadSwiss RS 52

.308 Win. Ackley Improved + .308 | 180gr | Speer Grand Slam

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Speer Grand Slam
Manufacturer SKU:
2063
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.160" | 29.5mm
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:
0.416" | 10.6mm
Shank Seated Depth:
0.416" | 10.6mm
Case Capacity:
59.0 Grains of Water | 3.83 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B6167_C403
Last updated:
2025-01-01

Load data for 186 loads in caliber .308 Win. Ackley Improved with .308 | 180gr | Speer Grand Slam bullet and 93 powders such as Alliant Reloder-15, Hodgdon BL-C2, IMR 4895, Norma 203B, ReloadSwiss RS 52. 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".

  • No data yet

  • 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>>
92%
53287
89%
**95
99%
ADI AR 2208
<<locked>>
96%
52199
87%
**59
99%
Accurate 2015
<<locked>>
88%
53592
89%
**07
100%
Accurate 2200
<<locked>>
90%
53954
90%
**66
98%
Accurate 2230
<<locked>>
86%
53693
89%
**52
100%
Accurate 2460
<<locked>>
86%
53243
88%
**52
100%
Accurate 2495
<<locked>>
92%
53896
90%
**85
100%
Accurate 2520
<<locked>>
90%
53229
88%
**95
100%
[Accurate 2700]*
<<locked>>
97%
51706
86%
**87
94%
Accurate 4064
<<locked>>
97%
52895
88%
**92
100%
Accurate 4350
<<locked>>
97%
38914
65%
**31
95%
Alliant AR-Comp
<<locked>>
91%
53896
90%
**66
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
51155
85%
**79
100%
Alliant Reloder-10x
<<locked>>
85%
53925
90%
**16
100%
Alliant Reloder-15 👍
<<locked>>
96%
53998
90%
**25
99%
Alliant Reloder-16
<<locked>>
96%
39769
66%
**31
95%
Alliant Reloder-17
<<locked>>
97%
45498
76%
**75
99%
Baschieri & Pellagri 106
<<locked>>
83%
52939
88%
**57
100%
Baschieri & Pellagri 107
<<locked>>
92%
53272
88%
**12
99%
Hodgdon BL-C2 👍
<<locked>>
91%
53693
89%
**25
100%
Hodgdon Benchmark
<<locked>>
88%
53200
88%
**20
100%
Hodgdon CFE223
<<locked>>
96%
53809
89%
**57
99%
Hodgdon H322
<<locked>>
88%
53708
89%
**59
100%
Hodgdon H335
<<locked>>
83%
53490
89%
**72
100%
Hodgdon H380
<<locked>>
96%
52895
88%
**98
98%
[Hodgdon H414]*
<<locked>>
96%
46630
77%
**49
94%
Hodgdon Hybrid 100V
<<locked>>
97%
36477
61%
**43
96%
Hodgdon LVR
<<locked>>
97%
43685
73%
**90
96%
[Hodgdon Superperformance]*
<<locked>>
96%
43207
72%
**80
91%
Hodgdon VARGET
<<locked>>
97%
52199
87%
**59
99%
IMR 3031
<<locked>>
96%
54114
90%
**12
100%
IMR 4064
<<locked>>
97%
51692
86%
**46
99%
IMR 4166 Enduron
<<locked>>
97%
51459
85%
**07
95%
IMR 4198
<<locked>>
85%
53592
89%
**70
100%
[IMR 4350]*
<<locked>>
97%
41133
68%
**85
91%
IMR 4451 Enduron
<<locked>>
97%
49371
82%
**03
95%
[IMR 4831]*
<<locked>>
97%
33765
56%
**00
93%
IMR 4895 👍
<<locked>>
94%
52881
88%
**21
99%
IMR 8208 XBR
<<locked>>
90%
53911
90%
**69
100%
Lovex D073.4
<<locked>>
85%
53505
89%
**43
100%
Lovex D073.5
<<locked>>
86%
53243
88%
**52
100%
Lovex D073.6
<<locked>>
92%
53229
88%
**95
100%
Lovex S060
<<locked>>
92%
54157
90%
**36
99%
Lovex S062
<<locked>>
96%
53316
89%
**75
100%
Lovex S065
<<locked>>
97%
44976
75%
**51
95%
[Lovex S070]*
<<locked>>
97%
42395
70%
**18
93%
Norma 201
<<locked>>
92%
53272
89%
**59
100%
Norma 202
<<locked>>
92%
53621
89%
**72
100%
Norma 203B 👍
<<locked>>
96%
54172
90%
**28
99%
Norma URP
<<locked>>
97%
39929
66%
**38
95%
Ramshot Big Game
<<locked>>
96%
53867
89%
**41
99%
[Ramshot Hunter]*
<<locked>>
97%
39552
66%
**18
93%
Ramshot TAC
<<locked>>
90%
54085
90%
**79
97%
Ramshot Wild Boar
<<locked>>
90%
53229
88%
**98
99%
Ramshot X-Terminator
<<locked>>
88%
54157
90%
**59
99%
ReloadSwiss RS 40
<<locked>>
86%
53287
89%
**56
100%
ReloadSwiss RS 50
<<locked>>
96%
53476
89%
**75
96%
ReloadSwiss RS 52 👍
<<locked>>
96%
53301
89%
**54
100%
ReloadSwiss RS 60
<<locked>>
97%
44338
74%
**72
99%
ReloadSwiss RS 62
<<locked>>
96%
38827
64%
**41
95%
[ReloadSwiss RS 70]*
<<locked>>
96%
39929
66%
**44
94%
Rottweil R 901
<<locked>>
90%
53693
89%
**46
100%
Rottweil R 902
<<locked>>
94%
53142
88%
**56
100%
Rottweil R 903
<<locked>>
97%
48428
80%
**43
99%
[Rottweil R 907]*
<<locked>>
97%
47166
78%
**64
93%
SNPE Vectan SP 11
<<locked>>
97%
50430
84%
**02
99%
SNPE Vectan SP 7
<<locked>>
91%
53287
89%
**72
98%
SNPE Vectan SP 9
<<locked>>
92%
53272
89%
**92
99%
SNPE Vectan Tubal 3000
<<locked>>
91%
53882
90%
**93
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
52620
87%
**80
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
97%
43961
73%
**92
93%
Shooters World Long Rifle
<<locked>>
97%
44976
75%
**51
95%
Shooters World Match Rifle
<<locked>>
92%
53229
88%
**95
100%
Shooters World Precision
<<locked>>
96%
53316
89%
**75
100%
Shooters World Tactical Rifle
<<locked>>
84%
53388
89%
**26
100%
Somchem S321
<<locked>>
88%
53708
89%
**85
100%
Somchem S335
<<locked>>
92%
53432
89%
**03
100%
Somchem S341
<<locked>>
91%
53461
89%
**79
99%
Somchem S355
<<locked>>
97%
49516
82%
**49
99%
Somchem S365
<<locked>>
97%
35375
59%
**82
98%
Vihtavuori N130
<<locked>>
88%
53621
89%
**67
100%
Vihtavuori N133
<<locked>>
94%
54143
90%
**90
100%
Vihtavuori N135
<<locked>>
97%
47007
78%
**64
100%
Vihtavuori N140
<<locked>>
94%
53185
88%
**46
100%
Vihtavuori N150
<<locked>>
96%
41162
68%
**88
99%
Vihtavuori N160
<<locked>>
96%
43395
72%
**61
96%
Vihtavuori N530
<<locked>>
88%
53403
89%
**75
100%
Vihtavuori N540
<<locked>>
95%
54056
90%
**85
100%
Vihtavuori N550
<<locked>>
96%
43323
72%
**00
96%
Winchester 6.5 StaBALL
<<locked>>
97%
42786
71%
**21
98%
Winchester 748
<<locked>>
88%
53896
90%
**21
100%
[Winchester 760]*
<<locked>>
96%
46630
77%
**49
94%
Winchester StaBALL Match
<<locked>>
86%
54157
90%
**18
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
38406
64%
**43
97%
[ADI AR 2208]*
<<locked>>
81%
32430
54%
**98
93%
Accurate 2015
<<locked>>
81%
43642
73%
**65
100%
Accurate 2200
<<locked>>
81%
40335
67%
**39
95%
Accurate 2230
<<locked>>
81%
45310
75%
**31
99%
Accurate 2460
<<locked>>
81%
45208
75%
**38
100%
Accurate 2495
<<locked>>
81%
37869
63%
**43
100%
Accurate 2520
<<locked>>
81%
38827
64%
**69
99%
[Accurate 2700]*
<<locked>>
88%
38696
64%
**70
90%
Accurate 4064
<<locked>>
81%
31865
53%
**38
99%
[Accurate 4350]*
<<locked>>
86%
27195
45%
**69
90%
Alliant AR-Comp
<<locked>>
81%
39247
65%
**62
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
31604
52%
**24
95%
Alliant Reloder-10x
<<locked>>
81%
47413
79%
**31
100%
Alliant Reloder-15
<<locked>>
81%
34185
57%
**77
95%
[Alliant Reloder-16]*
<<locked>>
87%
29907
50%
**98
90%
[Alliant Reloder-17]*
<<locked>>
81%
27456
46%
**62
91%
Baschieri & Pellagri 106
<<locked>>
81%
49066
82%
**08
100%
Baschieri & Pellagri 107
<<locked>>
81%
37014
61%
**33
95%
Hodgdon BL-C2
<<locked>>
81%
38551
64%
**82
98%
Hodgdon Benchmark
<<locked>>
81%
42685
71%
**59
99%
[Hodgdon CFE223]*
<<locked>>
81%
32430
54%
**60
93%
Hodgdon H322
<<locked>>
81%
42322
70%
**98
100%
Hodgdon H335
<<locked>>
81%
49371
82%
**16
100%
[Hodgdon H380]*
<<locked>>
81%
31923
53%
**15
92%
[Hodgdon H414]*
<<locked>>
88%
35969
60%
**43
90%
[Hodgdon Hybrid 100V]*
<<locked>>
85%
25106
42%
**47
90%
[Hodgdon LVR]*
<<locked>>
85%
30226
50%
**01
90%
[Hodgdon Superperformance]*
<<locked>>
94%
39827
66%
**15
90%
[Hodgdon VARGET]*
<<locked>>
81%
32430
54%
**98
93%
IMR 3031
<<locked>>
81%
33924
56%
**90
100%
[IMR 4064]*
<<locked>>
81%
31821
53%
**78
94%
[IMR 4166 Enduron]*
<<locked>>
84%
35795
59%
**21
90%
IMR 4198
<<locked>>
81%
48051
80%
**98
100%
[IMR 4350]*
<<locked>>
94%
37811
63%
**20
90%
[IMR 4451 Enduron]*
<<locked>>
87%
36477
61%
**67
90%
[IMR 4831]*
<<locked>>
91%
28050
47%
**59
90%
IMR 4895
<<locked>>
81%
35012
58%
**06
96%
IMR 8208 XBR
<<locked>>
81%
40451
67%
**59
98%
Lovex D073.4
<<locked>>
81%
46992
78%
**54
100%
Lovex D073.5
<<locked>>
81%
45208
75%
**38
100%
Lovex D073.6
<<locked>>
81%
36216
60%
**16
99%
Lovex S060
<<locked>>
81%
39146
65%
**90
97%
Lovex S062
<<locked>>
81%
33765
56%
**38
97%
[Lovex S065]*
<<locked>>
85%
31212
52%
**69
90%
[Lovex S070]*
<<locked>>
90%
34548
57%
**64
90%
Norma 201
<<locked>>
81%
37405
62%
**03
98%
Norma 202
<<locked>>
81%
37608
62%
**23
99%
Norma 203B
<<locked>>
81%
33576
56%
**64
95%
[Norma URP]*
<<locked>>
86%
28732
48%
**75
90%
[Ramshot Big Game]*
<<locked>>
81%
32938
55%
**64
94%
[Ramshot Hunter]*
<<locked>>
92%
34360
57%
**10
90%
[Ramshot TAC]*
<<locked>>
81%
40118
67%
**46
94%
Ramshot Wild Boar
<<locked>>
81%
39291
65%
**72
97%
Ramshot X-Terminator
<<locked>>
81%
43729
73%
**95
98%
ReloadSwiss RS 40
<<locked>>
81%
45049
75%
**34
100%
[ReloadSwiss RS 50]*
<<locked>>
82%
33489
56%
**21
90%
ReloadSwiss RS 52
<<locked>>
81%
31937
53%
**70
97%
[ReloadSwiss RS 60]*
<<locked>>
81%
26818
45%
**42
92%
[ReloadSwiss RS 62]*
<<locked>>
88%
29646
49%
**24
90%
[ReloadSwiss RS 70]*
<<locked>>
91%
33402
55%
**93
90%
Rottweil R 901
<<locked>>
81%
41191
68%
**52
100%
Rottweil R 902
<<locked>>
81%
35824
60%
**64
97%
[Rottweil R 903]*
<<locked>>
81%
28732
48%
**62
94%
[Rottweil R 907]*
<<locked>>
90%
37768
63%
**93
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
30298
50%
**08
93%
[SNPE Vectan SP 7]*
<<locked>>
81%
38029
63%
**20
94%
SNPE Vectan SP 9
<<locked>>
81%
36854
61%
**16
96%
SNPE Vectan Tubal 3000
<<locked>>
81%
39320
65%
**74
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
32039
53%
**49
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
89%
34534
57%
**21
90%
[Shooters World Long Rifle]*
<<locked>>
85%
31212
52%
**69
90%
Shooters World Match Rifle
<<locked>>
81%
36216
60%
**16
99%
Shooters World Precision
<<locked>>
81%
33765
56%
**38
97%
Shooters World Tactical Rifle
<<locked>>
81%
48196
80%
**54
99%
Somchem S321
<<locked>>
81%
42888
71%
**25
99%
Somchem S335
<<locked>>
81%
38508
64%
**74
100%
Somchem S341
<<locked>>
81%
37579
62%
**16
96%
[Somchem S355]*
<<locked>>
81%
29936
50%
**72
94%
[Somchem S365]*
<<locked>>
83%
23076
38%
**37
90%
Vihtavuori N130
<<locked>>
81%
43468
72%
**29
100%
Vihtavuori N133
<<locked>>
81%
36970
61%
**38
100%
Vihtavuori N135
<<locked>>
81%
28877
48%
**36
99%
Vihtavuori N140
<<locked>>
81%
35041
58%
**54
99%
[Vihtavuori N150]*
<<locked>>
81%
25672
43%
**51
94%
[Vihtavuori N160]*
<<locked>>
84%
28921
48%
**49
90%
Vihtavuori N530
<<locked>>
81%
42366
70%
**02
99%
Vihtavuori N540
<<locked>>
81%
34418
57%
**64
99%
[Vihtavuori N550]*
<<locked>>
84%
28805
48%
**82
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
25788
43%
**34
91%
Winchester 748
<<locked>>
81%
41974
70%
**38
99%
[Winchester 760]*
<<locked>>
88%
35969
60%
**43
90%
Winchester StaBALL Match
<<locked>>
81%
45049
75%
**80
99%

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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