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Load data for .30-378 Weath. Mag. + .308 | 200gr | Sako Hammerhead

Recommended Powder(s): ADI AR 2217, IMR 8133 Enduron, Norma 217, ReloadSwiss RS 80, Vihtavuori N568

.30-378 Weath. Mag. + .308 | 200gr | Sako Hammerhead

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 200gr | Sako Hammerhead
Manufacturer SKU:
227A
Bullet Weight:
200gr | 13.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.260" | 32.0mm
Caliber:
.30-378 Weath. Mag. load data
Case Length (l3):
2.913" | 74.0mm
Cartridge Length (C.O.L.):
3.600" | 91.4mm
Seated Depth:
0.573" | 14.5mm
Shank Seated Depth:
0.573" | 14.5mm
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_B10006_C333
Last updated:
2025-01-01

Load data for 76 loads in caliber .30-378 Weath. Mag. with .308 | 200gr | Sako Hammerhead bullet and 38 powders such as ADI AR 2217, IMR 8133 Enduron, Norma 217, ReloadSwiss RS 80, Vihtavuori N568. 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>>
83%
56884
89%
**46
100%
ADI AR 2217 👍
<<locked>>
92%
57334
90%
**49
100%
ADI AR 2218
<<locked>>
95%
57290
90%
**61
99%
ADI AR 2225
<<locked>>
94%
57377
90%
**76
100%
Accurate 3100
<<locked>>
83%
57116
90%
**44
100%
Accurate 8700
<<locked>>
97%
48631
76%
**08
97%
Accurate MAGPRO
<<locked>>
83%
57246
90%
**69
100%
Alliant Reloder-22
<<locked>>
83%
57000
89%
**40
100%
Alliant Reloder-23
<<locked>>
84%
57203
90%
**67
100%
Alliant Reloder-25
<<locked>>
88%
57087
89%
**33
100%
Alliant Reloder-33
<<locked>>
92%
57334
90%
**02
99%
Alliant Reloder-50
<<locked>>
96%
57319
90%
**95
98%
Hodgdon H1000
<<locked>>
92%
57334
90%
**49
100%
Hodgdon H4831
<<locked>>
86%
56971
89%
**00
100%
Hodgdon Retumbo
<<locked>>
94%
57377
90%
**76
100%
[Hodgdon US 869]*
<<locked>>
97%
53142
83%
**71
93%
Hodgdon TrailBoss
<<locked>>
96%
36332
57%
**47
100%
IMR 4955 Enduron
<<locked>>
84%
57203
90%
**87
100%
IMR 7977 Enduron
<<locked>>
89%
56985
89%
**54
96%
IMR 8133 Enduron 👍
<<locked>>
96%
57392
90%
**79
100%
Lovex D100
<<locked>>
92%
57203
90%
**94
95%
Lovex S071
<<locked>>
88%
57116
90%
**44
100%
Norma 217 👍
<<locked>>
95%
57087
89%
**76
100%
Ramshot LRT
<<locked>>
95%
56898
89%
**99
95%
Ramshot Magnum
<<locked>>
83%
57058
89%
**13
100%
ReloadSwiss RS 14
<<locked>>
97%
37652
59%
**00
100%
ReloadSwiss RS 76
<<locked>>
87%
57246
90%
**92
100%
ReloadSwiss RS 80 👍
<<locked>>
90%
57392
90%
**89
100%
SNPE Vectan SP 13
<<locked>>
97%
50183
79%
**12
97%
Vihtavuori 20N29
<<locked>>
97%
48878
77%
**05
95%
Vihtavuori 24N41
<<locked>>
95%
57101
89%
**49
95%
Vihtavuori N165
<<locked>>
86%
57130
90%
**64
100%
Vihtavuori N170
<<locked>>
94%
57174
90%
**04
98%
Vihtavuori N560
<<locked>>
83%
57334
90%
**66
100%
Vihtavuori N565
<<locked>>
87%
57305
90%
**46
100%
Vihtavuori N568 👍
<<locked>>
90%
56985
89%
**89
100%
Vihtavuori N570
<<locked>>
90%
56927
89%
**22
99%
Winchester StaBALL HD
<<locked>>
83%
57334
90%
**43
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
52301
82%
**74
100%
ADI AR 2217
<<locked>>
81%
39305
62%
**18
98%
[ADI AR 2218]*
<<locked>>
81%
33692
53%
**36
90%
ADI AR 2225
<<locked>>
81%
36506
57%
**95
99%
Accurate 3100
<<locked>>
81%
52634
82%
**82
100%
[Accurate 8700]*
<<locked>>
87%
33533
53%
**70
90%
Accurate MAGPRO
<<locked>>
81%
52794
83%
**90
99%
Alliant Reloder-22
<<locked>>
81%
53040
83%
**64
100%
Alliant Reloder-23
<<locked>>
81%
51692
81%
**82
100%
Alliant Reloder-25
<<locked>>
81%
45542
71%
**40
100%
[Alliant Reloder-33]*
<<locked>>
81%
37550
59%
**05
93%
[Alliant Reloder-50]*
<<locked>>
82%
33605
53%
**97
90%
Hodgdon H1000
<<locked>>
81%
39305
62%
**18
98%
Hodgdon H4831
<<locked>>
81%
48283
76%
**53
99%
Hodgdon Retumbo
<<locked>>
81%
36506
57%
**95
99%
[Hodgdon US 869]*
<<locked>>
92%
44367
70%
**97
90%
Hodgdon TrailBoss
<<locked>>
81%
29124
46%
**93
100%
IMR 4955 Enduron
<<locked>>
81%
51532
81%
**92
100%
[IMR 7977 Enduron]*
<<locked>>
81%
43976
69%
**15
92%
IMR 8133 Enduron
<<locked>>
81%
34069
53%
**13
96%
[Lovex D100]*
<<locked>>
84%
41989
66%
**05
90%
Lovex S071
<<locked>>
81%
45382
71%
**61
100%
Norma 217
<<locked>>
81%
34606
54%
**36
98%
[Ramshot LRT]*
<<locked>>
88%
44005
69%
**36
90%
Ramshot Magnum
<<locked>>
81%
51866
81%
**25
100%
ReloadSwiss RS 14
<<locked>>
81%
30023
47%
**36
100%
ReloadSwiss RS 76
<<locked>>
81%
44817
70%
**89
100%
ReloadSwiss RS 80
<<locked>>
81%
41234
65%
**84
97%
[SNPE Vectan SP 13]*
<<locked>>
85%
33823
53%
**61
90%
[Vihtavuori 20N29]*
<<locked>>
90%
38348
60%
**82
90%
[Vihtavuori 24N41]*
<<locked>>
88%
44469
70%
**10
90%
Vihtavuori N165
<<locked>>
81%
48631
76%
**30
100%
[Vihtavuori N170]*
<<locked>>
81%
37405
59%
**20
92%
Vihtavuori N560
<<locked>>
81%
53388
84%
**04
100%
Vihtavuori N565
<<locked>>
81%
47007
74%
**59
99%
Vihtavuori N568
<<locked>>
81%
41930
66%
**94
97%
[Vihtavuori N570]*
<<locked>>
81%
40437
63%
**84
94%
Winchester StaBALL HD
<<locked>>
81%
52431
82%
**74
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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