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Load data for .30-378 Weath. Mag. + .308 | 208gr | Hornady A-MAX

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

.30-378 Weath. Mag. + .308 | 208gr | Hornady A-MAX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 208gr | Hornady A-MAX
Manufacturer SKU:
30732
Bullet Weight:
208gr | 13.5g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.539" | 39.1mm
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:
0.852" | 21.6mm
Shank Seated Depth:
0.692" | 17.6mm
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_B2706_C333
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 78 loads in caliber .30-378 Weath. Mag. with .308 | 208gr | Hornady A-MAX bullet and 39 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>>
84%
56971
89%
**94
100%
ADI AR 2217 👍
<<locked>>
92%
57421
90%
**04
100%
ADI AR 2218
<<locked>>
96%
57363
90%
**28
99%
ADI AR 2225
<<locked>>
94%
57319
90%
**30
100%
Accurate 3100
<<locked>>
84%
57377
90%
**99
100%
Accurate 8700
<<locked>>
97%
47659
75%
**49
97%
Accurate MAGPRO
<<locked>>
84%
57116
90%
**13
100%
Alliant Reloder-22
<<locked>>
84%
56840
89%
**84
100%
Alliant Reloder-23
<<locked>>
85%
57246
90%
**18
100%
Alliant Reloder-25
<<locked>>
88%
56884
89%
**74
100%
Alliant Reloder-33
<<locked>>
93%
57101
89%
**56
99%
Alliant Reloder-50
<<locked>>
97%
57261
90%
**53
99%
Hodgdon H1000
<<locked>>
92%
57421
90%
**04
100%
Hodgdon H4831
<<locked>>
87%
57174
90%
**54
100%
Hodgdon H4831 SC
<<locked>>
83%
57174
90%
**54
100%
Hodgdon Retumbo
<<locked>>
94%
57319
90%
**30
100%
[Hodgdon US 869]*
<<locked>>
97%
51924
81%
**12
93%
Hodgdon TrailBoss
<<locked>>
97%
36637
57%
**11
100%
IMR 4955 Enduron
<<locked>>
84%
56884
89%
**28
100%
IMR 7977 Enduron
<<locked>>
89%
57130
90%
**15
97%
IMR 8133 Enduron 👍
<<locked>>
97%
57000
89%
**20
100%
Lovex D100
<<locked>>
93%
57290
90%
**51
96%
Lovex S071
<<locked>>
89%
56956
89%
**99
100%
Norma 217 👍
<<locked>>
96%
57334
90%
**30
100%
Ramshot LRT
<<locked>>
96%
57087
89%
**53
95%
Ramshot Magnum
<<locked>>
84%
57058
89%
**58
100%
ReloadSwiss RS 14
<<locked>>
97%
37579
59%
**47
100%
ReloadSwiss RS 76
<<locked>>
88%
57305
90%
**56
100%
ReloadSwiss RS 80 👍
<<locked>>
90%
57029
89%
**33
100%
SNPE Vectan SP 13
<<locked>>
97%
49530
78%
**66
97%
[Vihtavuori 20N29]*
<<locked>>
97%
47703
75%
**40
94%
Vihtavuori 24N41
<<locked>>
96%
57377
90%
**17
95%
Vihtavuori N165
<<locked>>
86%
56840
89%
**02
100%
Vihtavuori N170
<<locked>>
95%
57043
89%
**58
98%
Vihtavuori N560
<<locked>>
83%
57348
90%
**27
100%
Vihtavuori N565
<<locked>>
87%
56985
89%
**97
100%
Vihtavuori N568 👍
<<locked>>
90%
56956
89%
**30
100%
Vihtavuori N570
<<locked>>
91%
57145
90%
**79
99%
Winchester StaBALL HD
<<locked>>
84%
57101
89%
**84
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
51634
81%
**15
100%
ADI AR 2217
<<locked>>
81%
38740
61%
**62
98%
[ADI AR 2218]*
<<locked>>
81%
33170
52%
**80
90%
ADI AR 2225
<<locked>>
81%
35839
56%
**36
99%
Accurate 3100
<<locked>>
81%
52069
82%
**20
100%
[Accurate 8700]*
<<locked>>
87%
32648
51%
**18
90%
Accurate MAGPRO
<<locked>>
81%
52054
82%
**35
99%
Alliant Reloder-22
<<locked>>
81%
52388
82%
**08
100%
Alliant Reloder-23
<<locked>>
81%
51039
80%
**26
100%
Alliant Reloder-25
<<locked>>
81%
45005
71%
**87
100%
[Alliant Reloder-33]*
<<locked>>
81%
36724
58%
**56
93%
[Alliant Reloder-50]*
<<locked>>
82%
32851
51%
**48
90%
Hodgdon H1000
<<locked>>
81%
38740
61%
**62
98%
Hodgdon H4831
<<locked>>
81%
47688
75%
**97
99%
Hodgdon H4831 SC
<<locked>>
81%
52997
83%
**89
100%
Hodgdon Retumbo
<<locked>>
81%
35839
56%
**36
99%
[Hodgdon US 869]*
<<locked>>
91%
42946
67%
**31
90%
Hodgdon TrailBoss
<<locked>>
81%
29095
46%
**47
100%
IMR 4955 Enduron
<<locked>>
81%
50952
80%
**33
100%
[IMR 7977 Enduron]*
<<locked>>
81%
43584
68%
**62
93%
IMR 8133 Enduron
<<locked>>
81%
33533
53%
**57
96%
[Lovex D100]*
<<locked>>
84%
41307
65%
**56
90%
Lovex S071
<<locked>>
81%
44918
70%
**98
100%
Norma 217
<<locked>>
81%
33968
53%
**80
98%
[Ramshot LRT]*
<<locked>>
88%
42830
67%
**80
90%
Ramshot Magnum
<<locked>>
81%
51169
80%
**72
100%
ReloadSwiss RS 14
<<locked>>
81%
30037
47%
**90
100%
ReloadSwiss RS 76
<<locked>>
81%
43976
69%
**33
100%
ReloadSwiss RS 80
<<locked>>
81%
40437
63%
**38
97%
[SNPE Vectan SP 13]*
<<locked>>
85%
33040
52%
**08
90%
[Vihtavuori 20N29]*
<<locked>>
90%
37333
58%
**26
90%
[Vihtavuori 24N41]*
<<locked>>
88%
43323
68%
**54
90%
Vihtavuori N165
<<locked>>
81%
48138
75%
**64
100%
[Vihtavuori N170]*
<<locked>>
81%
36840
58%
**64
92%
Vihtavuori N560
<<locked>>
81%
52692
83%
**44
100%
Vihtavuori N565
<<locked>>
81%
46383
73%
**07
99%
Vihtavuori N568
<<locked>>
81%
41452
65%
**48
97%
[Vihtavuori N570]*
<<locked>>
81%
39784
62%
**41
94%
Winchester StaBALL HD
<<locked>>
81%
51184
80%
**05
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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