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Load data for .308 Win. Ackley Improved + .308 | 125gr | Sierra HPMK

Recommended Powder(s):

.308 Win. Ackley Improved + .308 | 125gr | Sierra HPMK

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 125gr | Sierra HPMK
Manufacturer SKU:
2121
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.180" | 30.0mm
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:
0.436" | 11.1mm
Shank Seated Depth:
0.436" | 11.1mm
Case Capacity:
59.0 Grains of Water | 3.83 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B5863_C403
Last updated:
2025-01-01

Load data for 132 loads in caliber .308 Win. Ackley Improved with .308 | 125gr | Sierra HPMK bullet and 66 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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  • 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
97%
77%
94%
ADI AR 2207
89%
88%
100%
ADI AR 2219
92%
89%
100%
Accurate 2015
97%
86%
100%
Accurate 2200
97%
84%
93%
Accurate 2230
95%
90%
96%
Accurate 2460
95%
88%
98%
Accurate 2495
96%
72%
99%
Accurate 2520
97%
77%
97%
Accurate 4064
96%
59%
96%
Alliant AR-Comp
97%
76%
100%
Alliant Reloder- TS 15.5
96%
60%
92%
Alliant Reloder-10x
95%
90%
100%
Alliant Reloder-7
88%
88%
100%
Baschieri & Pellagri 106
92%
88%
100%
Baschieri & Pellagri 107
96%
75%
91%
Hodgdon BL-C2
97%
78%
96%
Hodgdon Benchmark
96%
86%
97%
Hodgdon CFE BLK
89%
90%
97%
Hodgdon H322
97%
86%
99%
Hodgdon H335
92%
89%
99%
Hodgdon H4198
90%
89%
99%
Hodgdon TrailBoss
97%
52%
100%
IMR 3031
97%
65%
98%
IMR 4198
94%
90%
100%
IMR 4227
84%
89%
100%
IMR 4895
97%
68%
92%
IMR 8208 XBR
97%
82%
96%
Lovex D073.4
94%
89%
98%
Lovex D073.5
95%
88%
98%
Lovex D073.6
97%
72%
97%
Lovex S053
85%
88%
100%
Lovex S060
97%
79%
94%
Lovex S062
97%
65%
93%
Norma 200
91%
90%
100%
Norma 201
96%
73%
95%
Norma 202
96%
73%
98%
Norma 203B
97%
66%
91%
Ramshot Wild Boar
97%
79%
94%
Ramshot X-Terminator
96%
90%
95%
ReloadSwiss RS 14
96%
51%
100%
ReloadSwiss RS 36
84%
89%
100%
ReloadSwiss RS 40
95%
89%
98%
ReloadSwiss RS 52
96%
62%
93%
Rottweil R 901
96%
80%
98%
Rottweil R 902
97%
70%
94%
SNPE Vectan BA6 1/2
88%
89%
100%
SNPE Vectan SP 10
92%
89%
99%
SNPE Vectan SP 9
96%
73%
93%
SNPE Vectan Tubal 3000
97%
81%
98%
SNPE Vectan Tubal 5000
97%
64%
97%
Shooters World Match Rifle
97%
72%
97%
Shooters World Precision
97%
65%
93%
Shooters World Tactical Rifle
93%
89%
96%
Somchem S321
96%
88%
97%
Somchem S335
96%
76%
99%
Somchem S341
96%
77%
93%
Vihtavuori N120
92%
89%
100%
Vihtavuori N130
97%
88%
100%
Vihtavuori N133
97%
73%
99%
Vihtavuori N135
96%
54%
97%
Vihtavuori N140
96%
68%
97%
Vihtavuori N530
97%
87%
97%
Vihtavuori N540
96%
68%
97%
Winchester 748
96%
86%
97%
Winchester StaBALL Match
95%
89%
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
90%
36753
61%
**13
90%
ADI AR 2207
<<locked>>
81%
41684
69%
**76
100%
ADI AR 2219
<<locked>>
81%
36854
61%
**36
97%
Accurate 2015
<<locked>>
81%
31633
53%
**69
97%
[Accurate 2200]*
<<locked>>
92%
43453
72%
**02
90%
[Accurate 2230]*
<<locked>>
82%
34142
57%
**18
90%
[Accurate 2460]*
<<locked>>
81%
32605
54%
**02
92%
[Accurate 2495]*
<<locked>>
81%
25280
42%
**77
94%
[Accurate 2520]*
<<locked>>
82%
27760
46%
**20
90%
[Accurate 4064]*
<<locked>>
85%
24337
40%
**34
90%
Alliant AR-Comp
<<locked>>
81%
27775
46%
**43
98%
[Alliant Reloder- TS 15.5]*
<<locked>>
94%
33678
56%
**67
90%
Alliant Reloder-10x
<<locked>>
81%
34824
58%
**67
99%
Alliant Reloder-7
<<locked>>
81%
43134
72%
**79
100%
Baschieri & Pellagri 106
<<locked>>
81%
37826
63%
**44
97%
[Baschieri & Pellagri 107]*
<<locked>>
94%
41858
70%
**31
90%
[Hodgdon BL-C2]*
<<locked>>
86%
33040
55%
**64
90%
[Hodgdon Benchmark]*
<<locked>>
81%
32401
54%
**39
91%
[Hodgdon CFE BLK]*
<<locked>>
81%
42293
70%
**30
94%
[Hodgdon H322]*
<<locked>>
81%
31415
52%
**92
94%
Hodgdon H335
<<locked>>
81%
36013
60%
**10
95%
Hodgdon H4198
<<locked>>
81%
40857
68%
**03
97%
Hodgdon TrailBoss
<<locked>>
83%
25309
42%
**54
100%
[IMR 3031]*
<<locked>>
81%
24555
41%
**31
91%
IMR 4198
<<locked>>
81%
36448
61%
**57
99%
IMR 4227
<<locked>>
81%
49414
82%
**38
100%
[IMR 4895]*
<<locked>>
93%
36376
60%
**46
90%
[IMR 8208 XBR]*
<<locked>>
84%
32372
54%
**85
90%
[Lovex D073.4]*
<<locked>>
81%
33866
56%
**18
92%
[Lovex D073.5]*
<<locked>>
81%
32314
54%
**95
92%
[Lovex D073.6]*
<<locked>>
84%
27760
46%
**20
90%
Lovex S053
<<locked>>
81%
47776
79%
**82
100%
[Lovex S060]*
<<locked>>
88%
36579
61%
**28
90%
[Lovex S062]*
<<locked>>
90%
31879
53%
**95
90%
Norma 200
<<locked>>
81%
39291
65%
**43
100%
[Norma 201]*
<<locked>>
86%
32097
53%
**85
90%
[Norma 202]*
<<locked>>
81%
26919
45%
**67
91%
[Norma 203B]*
<<locked>>
94%
36448
61%
**40
90%
[Ramshot Wild Boar]*
<<locked>>
89%
37434
62%
**36
90%
[Ramshot X-Terminator]*
<<locked>>
85%
37565
62%
**74
90%
ReloadSwiss RS 14
<<locked>>
81%
24192
40%
**67
100%
ReloadSwiss RS 36
<<locked>>
81%
49081
82%
**67
100%
[ReloadSwiss RS 40]*
<<locked>>
81%
33663
56%
**28
93%
[ReloadSwiss RS 52]*
<<locked>>
92%
32706
54%
**71
90%
[Rottweil R 901]*
<<locked>>
81%
30589
51%
**30
93%
[Rottweil R 902]*
<<locked>>
88%
32010
53%
**72
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
44295
74%
**66
100%
SNPE Vectan SP 10
<<locked>>
81%
37420
62%
**33
96%
[SNPE Vectan SP 9]*
<<locked>>
91%
37347
62%
**23
90%
[SNPE Vectan Tubal 3000]*
<<locked>>
81%
29283
49%
**48
92%
[SNPE Vectan Tubal 5000]*
<<locked>>
81%
23786
40%
**90
90%
[Shooters World Match Rifle]*
<<locked>>
84%
27760
46%
**20
90%
[Shooters World Precision]*
<<locked>>
90%
31879
53%
**95
90%
[Shooters World Tactical Rifle]*
<<locked>>
81%
35853
60%
**35
91%
[Somchem S321]*
<<locked>>
82%
31923
53%
**98
90%
[Somchem S335]*
<<locked>>
81%
28660
48%
**51
93%
[Somchem S341]*
<<locked>>
91%
38305
64%
**30
90%
Vihtavuori N120
<<locked>>
81%
38827
65%
**74
100%
Vihtavuori N130
<<locked>>
81%
33083
55%
**69
98%
Vihtavuori N133
<<locked>>
81%
27209
45%
**15
95%
[Vihtavuori N135]*
<<locked>>
83%
21683
36%
**97
90%
[Vihtavuori N140]*
<<locked>>
81%
25382
42%
**92
90%
[Vihtavuori N530]*
<<locked>>
82%
32300
54%
**02
90%
[Vihtavuori N540]*
<<locked>>
83%
26498
44%
**48
90%
[Winchester 748]*
<<locked>>
81%
30632
51%
**89
90%
[Winchester StaBALL Match]*
<<locked>>
83%
35375
59%
**90
90%

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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