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Load data for .30-378 Weath. Mag. + .308 | 180gr | Sako Hammerhead

Recommended Powder(s):

.30-378 Weath. Mag. + .308 | 180gr | Sako Hammerhead

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Sako Hammerhead
Manufacturer SKU:
226A
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
<<locked>>
Caliber:
.30-378 Weath. Mag. load data
Case Length (l3):
2.913" | 74.0mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
133.0 Grains of Water | 8.64 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B10004_C333
Last updated:
2026-02-04

Load data for 92 loads in caliber .30-378 Weath. Mag. with .308 | 180gr | Sako Hammerhead bullet and 46 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 2213
<<locked>>
85%
57101
89%
**81
100%
ADI AR 2217
<<locked>>
94%
57145
90%
**71
100%
ADI AR 2218
<<locked>>
97%
56289
88%
**69
98%
ADI AR 2225 👍
<<locked>>
96%
57392
90%
**10
100%
Accurate 3100
<<locked>>
85%
57421
90%
**86
100%
[Accurate 8700]*
<<locked>>
97%
44962
70%
**54
94%
Accurate MAGPRO
<<locked>>
85%
57159
90%
**91
99%
Alliant Reloder-22
<<locked>>
85%
57159
90%
**77
100%
Alliant Reloder-23
<<locked>>
86%
57217
90%
**09
100%
Alliant Reloder-25
<<locked>>
90%
57421
90%
**74
100%
Alliant Reloder-33
<<locked>>
94%
57406
90%
**27
98%
Alliant Reloder-50
<<locked>>
97%
54447
85%
**74
97%
Baschieri & Pellagri 109
<<locked>>
87%
57159
90%
**45
98%
Bofors RP15
<<locked>>
87%
57145
90%
**64
100%
Bofors RP30 👍
<<locked>>
92%
56927
89%
**81
100%
Bofors RP5
<<locked>>
85%
57159
90%
**77
100%
Hodgdon H1000
<<locked>>
94%
57145
90%
**71
100%
Hodgdon H4831
<<locked>>
88%
57072
89%
**35
100%
Hodgdon H4831 SC
<<locked>>
85%
57072
89%
**35
100%
Hodgdon Retumbo 👍
<<locked>>
96%
57392
90%
**10
100%
Hodgdon TrailBoss
<<locked>>
96%
36172
57%
**46
100%
IMR 4955 Enduron
<<locked>>
86%
57029
89%
**15
100%
IMR 7828 SSC
<<locked>>
84%
57072
89%
**91
100%
IMR 7977 Enduron
<<locked>>
91%
57000
89%
**79
95%
IMR 8133 Enduron
<<locked>>
97%
54491
85%
**54
100%
[Lovex D100]*
<<locked>>
94%
57188
90%
**12
94%
Lovex S071
<<locked>>
90%
57159
90%
**76
100%
Norma 217 👍
<<locked>>
97%
55593
87%
**77
100%
Norma MRP
<<locked>>
83%
57363
90%
**91
100%
[Ramshot LRT]*
<<locked>>
97%
56072
88%
**91
93%
Ramshot Magnum
<<locked>>
85%
57159
90%
**41
100%
ReloadSwiss RS 14
<<locked>>
97%
37304
58%
**88
100%
ReloadSwiss RS 76
<<locked>>
89%
57145
90%
**43
100%
ReloadSwiss RS 80 👍
<<locked>>
92%
57087
89%
**17
99%
Rottweil R 905
<<locked>>
83%
57392
90%
**48
100%
SNPE Vectan SP 13
<<locked>>
97%
46833
73%
**67
95%
[Shooters World 50 BMG]*
<<locked>>
94%
57188
90%
**12
94%
[Vihtavuori 24N41]*
<<locked>>
97%
56391
88%
**61
93%
Vihtavuori N165
<<locked>>
88%
56898
89%
**95
100%
Vihtavuori N170
<<locked>>
96%
57072
89%
**28
97%
Vihtavuori N555
<<locked>>
83%
57305
90%
**09
100%
Vihtavuori N560
<<locked>>
85%
56855
89%
**00
100%
Vihtavuori N565
<<locked>>
89%
57029
89%
**71
100%
Vihtavuori N568
<<locked>>
91%
57014
89%
**07
99%
Vihtavuori N570
<<locked>>
93%
57145
90%
**40
98%
Winchester StaBALL HD
<<locked>>
85%
57188
90%
**77
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
49226
77%
**46
99%
ADI AR 2217
<<locked>>
81%
36753
58%
**71
96%
[ADI AR 2218]*
<<locked>>
85%
36651
57%
**17
90%
ADI AR 2225
<<locked>>
81%
33881
53%
**31
98%
Accurate 3100
<<locked>>
81%
49734
78%
**54
100%
[Accurate 8700]*
<<locked>>
91%
36666
57%
**57
90%
Accurate MAGPRO
<<locked>>
81%
49429
77%
**46
97%
Alliant Reloder-22
<<locked>>
81%
49893
78%
**53
100%
Alliant Reloder-23
<<locked>>
81%
48515
76%
**64
100%
Alliant Reloder-25
<<locked>>
81%
42554
67%
**12
100%
[Alliant Reloder-33]*
<<locked>>
81%
35259
55%
**54
90%
[Alliant Reloder-50]*
<<locked>>
86%
36651
57%
**84
90%
Baschieri & Pellagri 109
<<locked>>
81%
46644
73%
**44
96%
Bofors RP15
<<locked>>
81%
46528
73%
**74
99%
Bofors RP30
<<locked>>
81%
39784
62%
**46
97%
Bofors RP5
<<locked>>
81%
49893
78%
**53
100%
Hodgdon H1000
<<locked>>
81%
36753
58%
**71
96%
Hodgdon H4831
<<locked>>
81%
45484
71%
**18
98%
Hodgdon H4831 SC
<<locked>>
81%
50850
80%
**23
99%
Hodgdon Retumbo
<<locked>>
81%
33881
53%
**31
98%
Hodgdon TrailBoss
<<locked>>
81%
29080
46%
**85
100%
IMR 4955 Enduron
<<locked>>
81%
49182
77%
**67
99%
IMR 7828 SSC
<<locked>>
81%
51039
80%
**79
99%
[IMR 7977 Enduron]*
<<locked>>
81%
41843
66%
**84
90%
[IMR 8133 Enduron]*
<<locked>>
81%
31343
49%
**39
93%
[Lovex D100]*
<<locked>>
88%
45905
72%
**92
90%
Lovex S071
<<locked>>
81%
42656
67%
**20
100%
Norma 217
<<locked>>
81%
31734
50%
**69
96%
Norma MRP
<<locked>>
81%
53301
84%
**18
100%
[Ramshot LRT]*
<<locked>>
92%
47572
75%
**30
90%
Ramshot Magnum
<<locked>>
81%
48443
76%
**94
100%
ReloadSwiss RS 14
<<locked>>
81%
29762
47%
**24
100%
ReloadSwiss RS 76
<<locked>>
81%
41278
65%
**51
100%
ReloadSwiss RS 80
<<locked>>
81%
38029
60%
**26
95%
Rottweil R 905
<<locked>>
81%
53388
84%
**76
100%
[SNPE Vectan SP 13]*
<<locked>>
90%
36637
57%
**35
90%
[Shooters World 50 BMG]*
<<locked>>
88%
45905
72%
**92
90%
[Vihtavuori 24N41]*
<<locked>>
93%
48182
75%
**97
90%
Vihtavuori N165
<<locked>>
81%
46035
72%
**99
99%
[Vihtavuori N170]*
<<locked>>
83%
37797
59%
**25
90%
Vihtavuori N555
<<locked>>
81%
53447
84%
**49
100%
Vihtavuori N560
<<locked>>
81%
50111
79%
**69
99%
Vihtavuori N565
<<locked>>
81%
44034
69%
**31
98%
[Vihtavuori N568]*
<<locked>>
81%
39073
61%
**49
94%
[Vihtavuori N570]*
<<locked>>
81%
37420
59%
**26
91%
Winchester StaBALL HD
<<locked>>
81%
48486
76%
**46
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.

<<locked>>... you need to buy an access license to unlock the data

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