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Load data for .300 Lapua Mag. + .308 | 220gr | Sako Hammerhead

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Recommended Powder(s):

.300 Lapua Mag. + .308 | 220gr | Sako Hammerhead

Load Specifications

Bullet:
.308 | 220gr | Sako Hammerhead
Manufacturer SKU:
228A
Bullet Weight:
220gr | 14.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.346" | 34.2mm
Caliber:
.300 Lapua Mag.
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.445" | 11.3mm
Shank Seated Depth:
0.445" | 11.3mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B10007_C363

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 90 loads in caliber .300 Lapua Mag. with .308 | 220gr | Sako Hammerhead bullet and 45 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

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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 2209
<<locked>>
86%
54592
90%
**90
100%
ADI AR 2213
<<locked>>
89%
54563
90%
**23
100%
ADI AR 2217
<<locked>>
97%
52228
86%
**90
100%
[ADI AR 2218]*
<<locked>>
97%
44730
73%
**35
94%
ADI AR 2225
<<locked>>
97%
46673
77%
**51
100%
Accurate 3100
<<locked>>
89%
54491
89%
**25
100%
Accurate MAGPRO
<<locked>>
89%
54317
89%
**30
98%
Alliant Reloder-19
<<locked>>
86%
54592
90%
**77
100%
Alliant Reloder-22
<<locked>>
89%
54476
89%
**10
100%
Alliant Reloder-23
<<locked>>
90%
54389
89%
**54
100%
Alliant Reloder-25
<<locked>>
94%
54491
89%
**30
100%
Alliant Reloder-26
<<locked>>
86%
54172
89%
**30
100%
Alliant Reloder-33
<<locked>>
97%
48820
80%
**03
96%
[Alliant Reloder-50]*
<<locked>>
97%
41466
68%
**59
93%
Hodgdon H1000
<<locked>>
97%
52228
86%
**90
100%
Hodgdon H4350
<<locked>>
84%
54273
89%
**21
100%
Hodgdon H4831
<<locked>>
92%
54462
89%
**71
99%
Hodgdon H4831 SC
<<locked>>
88%
54679
90%
**71
99%
Hodgdon Hybrid 100V
<<locked>>
84%
54795
90%
**98
100%
Hodgdon Retumbo
<<locked>>
97%
46673
77%
**51
100%
IMR 4831
<<locked>>
86%
54795
90%
**25
100%
IMR 4955 Enduron
<<locked>>
89%
54795
90%
**48
99%
IMR 7828 SSC
<<locked>>
88%
54302
89%
**33
100%
[IMR 7977 Enduron]*
<<locked>>
94%
54563
90%
**08
94%
IMR 8133 Enduron
<<locked>>
97%
42873
70%
**66
98%
[Lovex D100]*
<<locked>>
97%
51750
85%
**12
92%
Lovex S071
<<locked>>
94%
54491
89%
**25
100%
Norma 217
<<locked>>
97%
43076
71%
**89
100%
Norma MRP
<<locked>>
87%
54375
89%
**33
100%
Ramshot Magnum
<<locked>>
90%
54607
90%
**03
100%
ReloadSwiss RS 14
<<locked>>
97%
36970
61%
**83
100%
ReloadSwiss RS 76 👍
<<locked>>
95%
54288
89%
**05
100%
ReloadSwiss RS 80 👍
<<locked>>
97%
54128
89%
**79
99%
Rottweil R 904
<<locked>>
86%
54766
90%
**51
100%
Rottweil R 905
<<locked>>
87%
54520
89%
**80
100%
Somchem S361
<<locked>>
85%
54694
90%
**25
99%
Somchem S385
<<locked>>
86%
54650
90%
**41
100%
Vihtavuori N165
<<locked>>
91%
54389
89%
**31
100%
Vihtavuori N170
<<locked>>
97%
48834
80%
**79
95%
Vihtavuori N555
<<locked>>
87%
54795
90%
**57
100%
Vihtavuori N560
<<locked>>
89%
54476
89%
**36
99%
Vihtavuori N565 👍
<<locked>>
93%
54520
89%
**23
99%
Vihtavuori N568 👍
<<locked>>
97%
54665
90%
**79
99%
Vihtavuori N570
<<locked>>
97%
52823
87%
**76
97%
Winchester StaBALL HD 👍
<<locked>>
91%
54302
89%
**53
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
45905
75%
**46
99%
ADI AR 2213
<<locked>>
81%
41118
67%
**87
97%
[ADI AR 2217]*
<<locked>>
81%
30763
51%
**44
93%
[ADI AR 2218]*
<<locked>>
91%
36463
60%
**41
90%
ADI AR 2225
<<locked>>
81%
27934
46%
**15
95%
Accurate 3100
<<locked>>
81%
41684
68%
**25
100%
Accurate MAGPRO
<<locked>>
81%
40756
67%
**90
95%
Alliant Reloder-19
<<locked>>
81%
45818
75%
**39
99%
Alliant Reloder-22
<<locked>>
81%
41771
69%
**97
99%
Alliant Reloder-23
<<locked>>
81%
40480
66%
**41
100%
Alliant Reloder-25
<<locked>>
81%
34882
57%
**79
99%
Alliant Reloder-26
<<locked>>
81%
45469
75%
**95
100%
[Alliant Reloder-33]*
<<locked>>
87%
34316
56%
**95
90%
[Alliant Reloder-50]*
<<locked>>
93%
35114
58%
**18
90%
[Hodgdon H1000]*
<<locked>>
81%
30763
51%
**44
93%
Hodgdon H4350
<<locked>>
81%
49472
81%
**49
100%
Hodgdon H4831
<<locked>>
81%
38783
64%
**85
96%
Hodgdon H4831 SC
<<locked>>
81%
43047
71%
**74
97%
Hodgdon Hybrid 100V
<<locked>>
81%
49821
82%
**26
100%
Hodgdon Retumbo
<<locked>>
81%
27934
46%
**15
95%
IMR 4831
<<locked>>
81%
47659
78%
**20
100%
IMR 4955 Enduron
<<locked>>
81%
42496
70%
**31
97%
IMR 7828 SSC
<<locked>>
81%
42409
70%
**20
98%
[IMR 7977 Enduron]*
<<locked>>
86%
42148
69%
**92
90%
[IMR 8133 Enduron]*
<<locked>>
82%
26397
43%
**59
90%
[Lovex D100]*
<<locked>>
94%
46325
76%
**13
90%
Lovex S071
<<locked>>
81%
35911
59%
**10
99%
[Norma 217]*
<<locked>>
81%
25498
42%
**52
93%
Norma MRP
<<locked>>
81%
44266
73%
**62
100%
Ramshot Magnum
<<locked>>
81%
39117
64%
**44
99%
ReloadSwiss RS 14
<<locked>>
93%
34882
57%
**44
100%
ReloadSwiss RS 76
<<locked>>
81%
33112
54%
**85
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
30066
49%
**83
91%
Rottweil R 904
<<locked>>
81%
46905
77%
**16
99%
Rottweil R 905
<<locked>>
81%
45397
75%
**23
99%
Somchem S361
<<locked>>
81%
47732
78%
**16
98%
Somchem S385
<<locked>>
81%
45861
75%
**03
100%
Vihtavuori N165
<<locked>>
81%
38957
64%
**75
98%
[Vihtavuori N170]*
<<locked>>
88%
37304
61%
**52
90%
Vihtavuori N555
<<locked>>
81%
45049
74%
**10
100%
Vihtavuori N560
<<locked>>
81%
41814
69%
**13
97%
Vihtavuori N565
<<locked>>
81%
36201
59%
**85
95%
[Vihtavuori N568]*
<<locked>>
81%
31401
52%
**06
91%
[Vihtavuori N570]*
<<locked>>
85%
35041
58%
**15
90%
Winchester StaBALL HD
<<locked>>
81%
37782
62%
**97
100%

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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