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Load data for .308 Win. Ackley Improved + .308 | 154gr | Hammer HHT

Recommended Powder(s): Accurate 2520, Hodgdon H322, Somchem S321, Vihtavuori N530, Winchester 748

.308 Win. Ackley Improved + .308 | 154gr | Hammer HHT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 154gr | Hammer HHT
Bullet Weight:
154gr | 10.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
<<locked>>
Caliber:
.308 Win. Ackley Improved load data
Case Length (l3):
2.014" | 51.2mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
59.0 Grains of Water | 3.83 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B12181_C403
Last updated:
2026-01-31
Recommended Twist Rate:
1:11 - 1:9

Load data for 162 loads in caliber .308 Win. Ackley Improved with .308 | 154gr | Hammer HHT bullet and 81 powders such as Accurate 2520, Hodgdon H322, Somchem S321, Vihtavuori N530, Winchester 748. 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>>
97%
52431
87%
**53
98%
ADI AR 2207
<<locked>>
85%
53925
90%
**57
100%
ADI AR 2208
<<locked>>
96%
44063
73%
**82
95%
ADI AR 2219
<<locked>>
88%
54114
90%
**59
100%
Accurate 2015
<<locked>>
93%
53113
88%
**90
100%
Accurate 2200
<<locked>>
95%
53200
88%
**13
96%
Accurate 2230
<<locked>>
91%
54099
90%
**26
98%
Accurate 2460
<<locked>>
91%
53084
88%
**26
99%
Accurate 2495
<<locked>>
96%
51184
85%
**49
100%
Accurate 2520 👍
<<locked>>
97%
54056
90%
**89
100%
Accurate 4064
<<locked>>
96%
42148
70%
**15
99%
Alliant AR-Comp
<<locked>>
97%
53606
89%
**69
100%
Alliant Power Pro 2000-MR
<<locked>>
97%
48443
80%
**69
95%
Alliant Reloder- TS 15.5
<<locked>>
97%
42496
71%
**12
96%
Alliant Reloder-10x
<<locked>>
90%
53403
89%
**07
100%
Alliant Reloder-15
<<locked>>
97%
46514
77%
**77
96%
[Alliant Reloder-17]*
<<locked>>
97%
37942
63%
**59
93%
Alliant Reloder-7
<<locked>>
85%
54041
90%
**51
100%
Baschieri & Pellagri 106
<<locked>>
89%
53751
89%
**44
100%
Baschieri & Pellagri 107
<<locked>>
97%
52547
87%
**62
96%
Bofors RP3
<<locked>>
97%
41568
69%
**08
96%
Hodgdon BL-C2
<<locked>>
96%
53737
89%
**02
99%
Hodgdon Benchmark
<<locked>>
94%
53243
88%
**94
99%
Hodgdon CFE BLK
<<locked>>
85%
53447
89%
**57
99%
[Hodgdon CFE223]*
<<locked>>
97%
45890
76%
**84
94%
Hodgdon H322 👍
<<locked>>
94%
53272
88%
**49
100%
Hodgdon H335
<<locked>>
89%
53577
89%
**56
100%
[Hodgdon H380]*
<<locked>>
97%
44498
74%
**25
93%
Hodgdon H4198
<<locked>>
86%
52939
88%
**38
100%
Hodgdon H4895
<<locked>>
97%
52736
88%
**66
98%
Hodgdon VARGET
<<locked>>
97%
44063
73%
**82
95%
IMR 3031
<<locked>>
96%
45310
75%
**84
100%
IMR 4064
<<locked>>
97%
43250
72%
**69
95%
IMR 4198
<<locked>>
90%
54143
90%
**71
100%
IMR 4895
<<locked>>
97%
47355
79%
**07
97%
IMR 8208 XBR
<<locked>>
95%
53229
88%
**40
99%
Lovex D073.4
<<locked>>
90%
53432
89%
**17
99%
Lovex D073.5
<<locked>>
91%
53084
88%
**26
99%
Lovex D073.6
<<locked>>
96%
49763
83%
**23
99%
Lovex S060
<<locked>>
97%
53563
89%
**90
98%
Lovex S062
<<locked>>
97%
45310
75%
**28
98%
Norma 200
<<locked>>
87%
53693
89%
**87
100%
Norma 201
<<locked>>
96%
50633
84%
**94
98%
Norma 202
<<locked>>
97%
51358
85%
**26
100%
Norma 203B
<<locked>>
97%
45455
76%
**67
96%
Ramshot Big Game
<<locked>>
97%
45629
76%
**77
96%
Ramshot TAC
<<locked>>
95%
53911
90%
**30
95%
Ramshot Wild Boar
<<locked>>
96%
53621
89%
**76
98%
Ramshot X-Terminator
<<locked>>
92%
53882
90%
**17
97%
ReloadSwiss RS 40
<<locked>>
92%
54012
90%
**43
100%
[ReloadSwiss RS 50]*
<<locked>>
97%
45672
76%
**05
91%
ReloadSwiss RS 52
<<locked>>
97%
49037
81%
**82
96%
ReloadSwiss RS 60
<<locked>>
97%
40451
67%
**35
97%
Rottweil R 901
<<locked>>
96%
53722
89%
**26
100%
Rottweil R 902
<<locked>>
97%
48385
80%
**51
98%
Rottweil R 903
<<locked>>
96%
38450
64%
**36
95%
SNPE Vectan BA6 1/2
<<locked>>
84%
53243
88%
**92
100%
SNPE Vectan SP 10
<<locked>>
88%
53098
88%
**43
100%
SNPE Vectan SP 11
<<locked>>
97%
41814
69%
**08
95%
SNPE Vectan SP 7
<<locked>>
96%
53664
89%
**36
95%
SNPE Vectan SP 9
<<locked>>
97%
51184
85%
**30
97%
SNPE Vectan Tubal 3000
<<locked>>
96%
53374
89%
**57
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
44048
73%
**33
100%
Shooters World Match Rifle
<<locked>>
96%
49763
83%
**23
99%
Shooters World Precision
<<locked>>
97%
45310
75%
**28
98%
Shooters World Tactical Rifle
<<locked>>
89%
52982
88%
**87
98%
Somchem S321 👍
<<locked>>
93%
53983
90%
**66
99%
Somchem S335
<<locked>>
96%
52199
87%
**64
100%
Somchem S341
<<locked>>
97%
53592
89%
**46
98%
Somchem S355
<<locked>>
96%
40001
66%
**46
95%
Vihtavuori N120
<<locked>>
88%
54099
90%
**05
100%
Vihtavuori N130
<<locked>>
93%
54143
90%
**64
100%
Vihtavuori N133
<<locked>>
97%
49559
82%
**15
100%
Vihtavuori N135
<<locked>>
97%
38566
64%
**10
100%
Vihtavuori N140
<<locked>>
96%
47427
79%
**38
100%
Vihtavuori N150
<<locked>>
97%
34389
57%
**11
95%
Vihtavuori N530 👍
<<locked>>
93%
53519
89%
**53
99%
Vihtavuori N540
<<locked>>
97%
47137
78%
**64
99%
[Winchester 6.5 StaBALL]*
<<locked>>
97%
36187
60%
**21
93%
Winchester 748 👍
<<locked>>
94%
53679
89%
**05
99%
Winchester StaBALL Match
<<locked>>
91%
53766
89%
**85
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
31908
53%
**49
91%
ADI AR 2207
<<locked>>
81%
47152
78%
**62
100%
[ADI AR 2208]*
<<locked>>
87%
32663
54%
**39
90%
ADI AR 2219
<<locked>>
81%
41989
70%
**66
99%
Accurate 2015
<<locked>>
81%
36448
61%
**18
100%
[Accurate 2200]*
<<locked>>
82%
34969
58%
**75
90%
Accurate 2230
<<locked>>
81%
37840
63%
**54
95%
Accurate 2460
<<locked>>
81%
37565
62%
**61
96%
Accurate 2495
<<locked>>
81%
30313
50%
**69
99%
Accurate 2520
<<locked>>
81%
31386
52%
**72
95%
[Accurate 4064]*
<<locked>>
81%
25527
42%
**34
94%
Alliant AR-Comp
<<locked>>
81%
32097
53%
**05
100%
[Alliant Power Pro 2000-MR]*
<<locked>>
88%
36709
61%
**13
90%
[Alliant Reloder- TS 15.5]*
<<locked>>
83%
27572
46%
**60
90%
Alliant Reloder-10x
<<locked>>
81%
39827
66%
**93
100%
[Alliant Reloder-15]*
<<locked>>
84%
31386
52%
**59
90%
[Alliant Reloder-17]*
<<locked>>
92%
32750
54%
**28
90%
Alliant Reloder-7
<<locked>>
81%
48631
81%
**79
100%
Baschieri & Pellagri 106
<<locked>>
81%
42206
70%
**70
100%
[Baschieri & Pellagri 107]*
<<locked>>
84%
34301
57%
**15
90%
[Bofors RP3]*
<<locked>>
84%
26963
45%
**74
90%
[Hodgdon BL-C2]*
<<locked>>
81%
31763
53%
**92
93%
Hodgdon Benchmark
<<locked>>
81%
36550
61%
**92
96%
Hodgdon CFE BLK
<<locked>>
81%
47050
78%
**52
98%
[Hodgdon CFE223]*
<<locked>>
89%
35099
58%
**57
90%
Hodgdon H322
<<locked>>
81%
35505
59%
**41
98%
Hodgdon H335
<<locked>>
81%
41510
69%
**62
99%
[Hodgdon H380]*
<<locked>>
90%
35563
59%
**41
90%
Hodgdon H4198
<<locked>>
81%
45455
76%
**23
100%
[Hodgdon H4895]*
<<locked>>
81%
31966
53%
**62
92%
[Hodgdon VARGET]*
<<locked>>
87%
32663
54%
**39
90%
IMR 3031
<<locked>>
81%
28123
47%
**10
97%
[IMR 4064]*
<<locked>>
87%
31850
53%
**23
90%
IMR 4198
<<locked>>
81%
41350
69%
**74
100%
[IMR 4895]*
<<locked>>
82%
29950
50%
**36
90%
[IMR 8208 XBR]*
<<locked>>
81%
33823
56%
**75
94%
Lovex D073.4
<<locked>>
81%
39189
65%
**84
97%
Lovex D073.5
<<locked>>
81%
37565
62%
**61
96%
Lovex D073.6
<<locked>>
81%
29544
49%
**33
95%
[Lovex S060]*
<<locked>>
81%
33562
56%
**16
92%
[Lovex S062]*
<<locked>>
81%
27992
47%
**47
91%
Norma 200
<<locked>>
81%
45092
75%
**62
100%
[Norma 201]*
<<locked>>
81%
31343
52%
**16
93%
Norma 202
<<locked>>
81%
30966
51%
**36
96%
[Norma 203B]*
<<locked>>
84%
29907
50%
**26
90%
[Ramshot Big Game]*
<<locked>>
86%
32039
53%
**79
90%
[Ramshot TAC]*
<<locked>>
85%
38638
64%
**61
90%
[Ramshot Wild Boar]*
<<locked>>
81%
32793
54%
**79
91%
[Ramshot X-Terminator]*
<<locked>>
81%
37028
62%
**21
93%
ReloadSwiss RS 40
<<locked>>
81%
38363
64%
**74
97%
[ReloadSwiss RS 50]*
<<locked>>
94%
42003
70%
**36
90%
[ReloadSwiss RS 52]*
<<locked>>
85%
33083
55%
**48
90%
[ReloadSwiss RS 60]*
<<locked>>
85%
27818
46%
**97
90%
Rottweil R 901
<<locked>>
81%
34969
58%
**92
97%
[Rottweil R 902]*
<<locked>>
81%
29921
50%
**74
92%
[Rottweil R 903]*
<<locked>>
87%
27934
46%
**87
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
48704
81%
**39
100%
SNPE Vectan SP 10
<<locked>>
81%
42873
71%
**75
99%
[SNPE Vectan SP 11]*
<<locked>>
88%
31908
53%
**79
90%
[SNPE Vectan SP 7]*
<<locked>>
85%
36260
60%
**28
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
30632
51%
**20
90%
SNPE Vectan Tubal 3000
<<locked>>
81%
33257
55%
**06
97%
SNPE Vectan Tubal 5000
<<locked>>
81%
27006
45%
**72
95%
Shooters World Match Rifle
<<locked>>
81%
29544
49%
**33
95%
[Shooters World Precision]*
<<locked>>
81%
27992
47%
**47
91%
Shooters World Tactical Rifle
<<locked>>
81%
40828
68%
**87
96%
Somchem S321
<<locked>>
81%
35824
60%
**44
95%
Somchem S335
<<locked>>
81%
32561
54%
**10
97%
[Somchem S341]*
<<locked>>
81%
31256
52%
**20
90%
[Somchem S355]*
<<locked>>
86%
28747
48%
**87
90%
Vihtavuori N120
<<locked>>
81%
44295
74%
**70
100%
Vihtavuori N130
<<locked>>
81%
37420
62%
**95
100%
Vihtavuori N133
<<locked>>
81%
31082
52%
**77
98%
Vihtavuori N135
<<locked>>
81%
23772
39%
**46
95%
Vihtavuori N140
<<locked>>
81%
29167
48%
**74
96%
[Vihtavuori N150]*
<<locked>>
87%
25411
42%
**75
90%
Vihtavuori N530
<<locked>>
81%
35766
59%
**31
95%
Vihtavuori N540
<<locked>>
81%
28660
48%
**83
95%
[Winchester 6.5 StaBALL]*
<<locked>>
92%
31531
52%
**03
90%
Winchester 748
<<locked>>
81%
34853
58%
**57
95%
[Winchester StaBALL Match]*
<<locked>>
81%
37217
62%
**90
94%

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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