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Load data for .30-378 Weath. Mag. + .308 | 165gr | Barnes X S

Recommended Powder(s): ADI AR 2225, Hodgdon Retumbo, Norma 217, ReloadSwiss RS 76, ReloadSwiss RS 80

.30-378 Weath. Mag. + .308 | 165gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Barnes X S
Manufacturer SKU:
30825
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.280" | 32.5mm
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:
0.593" | 15.1mm
Shank Seated Depth:
0.593" | 15.1mm
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_B620_C333
Last updated:
2025-01-01

Load data for 72 loads in caliber .30-378 Weath. Mag. with .308 | 165gr | Barnes X S bullet and 36 powders such as ADI AR 2225, Hodgdon Retumbo, Norma 217, ReloadSwiss RS 76, ReloadSwiss RS 80. 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>>
86%
57305
90%
**96
99%
ADI AR 2217
<<locked>>
94%
57261
90%
**76
100%
ADI AR 2218
<<locked>>
97%
55927
88%
**51
97%
ADI AR 2225 👍
<<locked>>
96%
57421
90%
**22
100%
Accurate 3100
<<locked>>
85%
57232
90%
**71
100%
[Accurate 8700]*
<<locked>>
97%
45136
71%
**33
93%
Accurate MAGPRO
<<locked>>
85%
57319
90%
**96
98%
Alliant Reloder-22
<<locked>>
85%
57246
90%
**79
100%
Alliant Reloder-23
<<locked>>
86%
57392
90%
**10
100%
Alliant Reloder-25
<<locked>>
90%
57174
90%
**79
100%
Alliant Reloder-33
<<locked>>
94%
57043
89%
**22
97%
Alliant Reloder-50
<<locked>>
97%
54810
86%
**79
96%
Hodgdon H1000
<<locked>>
94%
57261
90%
**76
100%
Hodgdon H4831
<<locked>>
88%
57101
89%
**33
99%
Hodgdon H4831 SC
<<locked>>
85%
56869
89%
**23
99%
Hodgdon Retumbo 👍
<<locked>>
96%
57421
90%
**22
100%
Hodgdon TrailBoss
<<locked>>
97%
36564
57%
**14
100%
IMR 4955 Enduron
<<locked>>
86%
57435
90%
**10
99%
IMR 7828 SSC
<<locked>>
84%
57159
90%
**99
99%
[IMR 7977 Enduron]*
<<locked>>
91%
57087
89%
**61
94%
IMR 8133 Enduron
<<locked>>
97%
54259
85%
**56
99%
[Lovex D100]*
<<locked>>
94%
56782
89%
**77
92%
Lovex S071
<<locked>>
89%
57232
90%
**71
100%
Norma 217 👍
<<locked>>
97%
56057
88%
**89
100%
Ramshot Magnum
<<locked>>
86%
57363
90%
**46
100%
ReloadSwiss RS 14
<<locked>>
96%
37492
59%
**64
100%
ReloadSwiss RS 76 👍
<<locked>>
90%
57000
89%
**45
100%
ReloadSwiss RS 80 👍
<<locked>>
92%
57000
89%
**22
99%
[SNPE Vectan SP 13]*
<<locked>>
97%
47514
74%
**63
94%
Vihtavuori N165
<<locked>>
88%
57421
90%
**97
100%
Vihtavuori N170
<<locked>>
96%
57421
90%
**14
96%
Vihtavuori N560
<<locked>>
85%
57377
90%
**09
99%
Vihtavuori N565
<<locked>>
88%
56956
89%
**66
99%
Vihtavuori N568
<<locked>>
92%
57290
90%
**09
99%
Vihtavuori N570
<<locked>>
93%
57159
90%
**55
97%
Winchester StaBALL HD
<<locked>>
86%
57130
90%
**02
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
49356
77%
**41
98%
ADI AR 2217
<<locked>>
81%
37652
59%
**66
95%
[ADI AR 2218]*
<<locked>>
87%
39479
62%
**64
90%
ADI AR 2225
<<locked>>
81%
35215
55%
**46
97%
Accurate 3100
<<locked>>
81%
51343
80%
**76
100%
[Accurate 8700]*
<<locked>>
92%
39001
61%
**92
90%
Accurate MAGPRO
<<locked>>
81%
49922
78%
**54
97%
Alliant Reloder-22
<<locked>>
81%
50314
79%
**41
99%
Alliant Reloder-23
<<locked>>
81%
49081
77%
**82
100%
Alliant Reloder-25
<<locked>>
81%
42975
67%
**23
100%
[Alliant Reloder-33]*
<<locked>>
82%
37289
58%
**02
90%
[Alliant Reloder-50]*
<<locked>>
86%
38508
60%
**22
90%
Hodgdon H1000
<<locked>>
81%
37652
59%
**66
95%
Hodgdon H4831
<<locked>>
81%
46021
72%
**20
97%
Hodgdon H4831 SC
<<locked>>
81%
50836
80%
**22
98%
Hodgdon Retumbo
<<locked>>
81%
35215
55%
**46
97%
Hodgdon TrailBoss
<<locked>>
81%
29298
46%
**50
100%
IMR 4955 Enduron
<<locked>>
81%
49472
78%
**59
98%
IMR 7828 SSC
<<locked>>
81%
51242
80%
**84
99%
[IMR 7977 Enduron]*
<<locked>>
83%
45252
71%
**28
90%
[IMR 8133 Enduron]*
<<locked>>
81%
33054
52%
**77
93%
[Lovex D100]*
<<locked>>
90%
49545
78%
**46
90%
Lovex S071
<<locked>>
81%
44686
70%
**48
100%
Norma 217
<<locked>>
81%
33504
53%
**07
96%
Ramshot Magnum
<<locked>>
81%
48950
77%
**99
100%
ReloadSwiss RS 14
<<locked>>
81%
30182
47%
**96
100%
ReloadSwiss RS 76
<<locked>>
81%
41785
65%
**53
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
39276
62%
**48
94%
[SNPE Vectan SP 13]*
<<locked>>
91%
39059
61%
**76
90%
Vihtavuori N165
<<locked>>
81%
46456
73%
**94
99%
[Vihtavuori N170]*
<<locked>>
84%
40219
63%
**69
90%
Vihtavuori N560
<<locked>>
81%
50386
79%
**71
98%
Vihtavuori N565
<<locked>>
81%
45455
71%
**43
97%
[Vihtavuori N568]*
<<locked>>
81%
39958
63%
**64
94%
[Vihtavuori N570]*
<<locked>>
81%
38551
60%
**35
90%
Winchester StaBALL HD
<<locked>>
81%
48660
76%
**58
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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