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Load data for .30-378 Weath. Mag. + .308 | 125gr | H&N HP H

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Recommended Powder(s): Alliant Reloder-23, Alliant Reloder-26, Norma MRP, Vihtavuori N555, Winchester StaBALL HD

.30-378 Weath. Mag. + .308 | 125gr | H&N HP H

Load Specifications

Bullet:
.308 | 125gr | H&N HP H
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.753" | 19.1mm
Caliber:
.30-378 Weath. Mag. load data
Case Length (l3):
2.913" | 74.0mm
Cartridge Length (C.O.L.):
3.524" | 89.5mm
Seated Depth:
0.142" | 3.6mm
Shank Seated Depth:
0.122" | 3.1mm
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_B7408_C333
Last updated:
2025-01-01

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

Load data for 116 loads in caliber .30-378 Weath. Mag. with .308 | 125gr | H&N HP H bullet and 58 powders such as Alliant Reloder-23, Alliant Reloder-26, Norma MRP, Vihtavuori N555, Winchester StaBALL HD. 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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    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>>
90%
57392
90%
**01
99%
ADI AR 2213
<<locked>>
93%
57406
90%
**33
98%
ADI AR 2217
<<locked>>
97%
47776
75%
**23
96%
ADI AR 2225
<<locked>>
97%
42656
67%
**41
97%
Accurate 3100
<<locked>>
93%
56942
89%
**35
100%
Accurate 4350
<<locked>>
85%
57029
89%
**68
100%
Accurate MAGPRO
<<locked>>
93%
57421
90%
**20
96%
Alliant Reloder-16
<<locked>>
86%
57029
89%
**27
100%
Alliant Reloder-19
<<locked>>
90%
57058
89%
**01
99%
Alliant Reloder-22
<<locked>>
93%
57174
90%
**20
99%
Alliant Reloder-23 👍
<<locked>>
94%
57043
89%
**74
100%
Alliant Reloder-25
<<locked>>
97%
54462
85%
**84
100%
Alliant Reloder-26 👍
<<locked>>
90%
57377
90%
**60
100%
Hodgdon H1000
<<locked>>
97%
47776
75%
**23
96%
Hodgdon H4350
<<locked>>
88%
56985
89%
**48
99%
Hodgdon H4831
<<locked>>
95%
57014
89%
**65
97%
Hodgdon H4831 SC
<<locked>>
92%
57014
89%
**65
97%
Hodgdon Hybrid 100V
<<locked>>
88%
57334
90%
**35
100%
Hodgdon LVR
<<locked>>
84%
57377
90%
**88
100%
Hodgdon Retumbo
<<locked>>
97%
42656
67%
**41
97%
Hodgdon Superperformance
<<locked>>
83%
57000
89%
**01
99%
Hodgdon TrailBoss
<<locked>>
96%
34925
55%
**90
100%
IMR 4350
<<locked>>
87%
57392
90%
**65
99%
IMR 4831
<<locked>>
90%
57058
89%
**55
100%
IMR 4955 Enduron
<<locked>>
93%
57188
90%
**55
97%
IMR 7828 SSC
<<locked>>
92%
57188
90%
**40
98%
Lovex S065
<<locked>>
85%
57101
89%
**38
100%
Lovex S070
<<locked>>
86%
57290
90%
**48
100%
Lovex S071
<<locked>>
97%
53751
84%
**76
100%
Norma 204
<<locked>>
86%
57000
89%
**74
98%
[Norma 217]*
<<locked>>
97%
38218
60%
**14
94%
Norma MRP 👍
<<locked>>
91%
57116
89%
**33
99%
Norma URP
<<locked>>
86%
57188
90%
**74
100%
Ramshot Hunter
<<locked>>
86%
57014
89%
**81
100%
Ramshot Magnum
<<locked>>
93%
57392
90%
**91
99%
ReloadSwiss RS 14
<<locked>>
97%
35882
56%
**36
100%
ReloadSwiss RS 62
<<locked>>
85%
57290
90%
**84
100%
ReloadSwiss RS 70
<<locked>>
85%
57319
90%
**40
100%
ReloadSwiss RS 76
<<locked>>
97%
54998
86%
**60
100%
ReloadSwiss RS 80
<<locked>>
97%
49690
78%
**83
95%
Rottweil R 904
<<locked>>
90%
57188
90%
**65
98%
Rottweil R 905
<<locked>>
91%
57276
90%
**91
99%
Rottweil R 907
<<locked>>
84%
57203
90%
**55
99%
SNPE Vectan Tubal 7000
<<locked>>
85%
57261
90%
**02
100%
Shooters World Long Rifle
<<locked>>
85%
57101
89%
**38
100%
Somchem S361
<<locked>>
89%
57072
89%
**06
97%
Somchem S365
<<locked>>
87%
57116
90%
**74
100%
Somchem S385
<<locked>>
90%
57043
89%
**48
99%
Vihtavuori N150
<<locked>>
86%
57072
89%
**76
100%
Vihtavuori N160
<<locked>>
83%
57130
90%
**35
100%
Vihtavuori N165
<<locked>>
95%
57116
90%
**32
99%
Vihtavuori N550
<<locked>>
83%
57174
90%
**81
100%
Vihtavuori N555 👍
<<locked>>
91%
57087
89%
**91
100%
Vihtavuori N560
<<locked>>
93%
56913
89%
**30
97%
Vihtavuori N565
<<locked>>
97%
56782
89%
**94
97%
[Vihtavuori N568]*
<<locked>>
97%
50473
79%
**89
94%
Winchester 6.5 StaBALL
<<locked>>
85%
57029
89%
**83
100%
Winchester StaBALL HD 👍
<<locked>>
94%
56826
89%
**60
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
41234
65%
**56
94%
[ADI AR 2213]*
<<locked>>
81%
36463
57%
**51
90%
[ADI AR 2217]*
<<locked>>
90%
36405
57%
**15
90%
[ADI AR 2225]*
<<locked>>
88%
31169
49%
**84
90%
Accurate 3100
<<locked>>
81%
35679
56%
**53
95%
Accurate 4350
<<locked>>
81%
48950
77%
**14
100%
[Accurate MAGPRO]*
<<locked>>
85%
41263
65%
**73
90%
Alliant Reloder-16
<<locked>>
81%
47630
75%
**46
100%
[Alliant Reloder-19]*
<<locked>>
81%
41060
64%
**43
94%
[Alliant Reloder-22]*
<<locked>>
81%
36608
57%
**38
92%
Alliant Reloder-23
<<locked>>
81%
35143
55%
**02
98%
[Alliant Reloder-25]*
<<locked>>
81%
30110
47%
**54
92%
Alliant Reloder-26
<<locked>>
81%
39610
62%
**66
98%
[Hodgdon H1000]*
<<locked>>
90%
36405
57%
**15
90%
Hodgdon H4350
<<locked>>
81%
44846
70%
**05
97%
[Hodgdon H4831]*
<<locked>>
84%
37608
59%
**22
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
38348
60%
**45
90%
Hodgdon Hybrid 100V
<<locked>>
81%
44454
70%
**89
100%
Hodgdon LVR
<<locked>>
81%
51924
81%
**83
100%
[Hodgdon Retumbo]*
<<locked>>
88%
31169
49%
**84
90%
Hodgdon Superperformance
<<locked>>
81%
52431
82%
**19
99%
Hodgdon TrailBoss
<<locked>>
81%
27862
44%
**06
100%
IMR 4350
<<locked>>
81%
47282
74%
**64
98%
IMR 4831
<<locked>>
81%
41989
66%
**43
99%
[IMR 4955 Enduron]*
<<locked>>
81%
38305
60%
**18
91%
[IMR 7828 SSC]*
<<locked>>
81%
37681
59%
**91
91%
Lovex S065
<<locked>>
81%
50473
79%
**10
99%
Lovex S070
<<locked>>
81%
48805
76%
**97
98%
[Lovex S071]*
<<locked>>
81%
30124
47%
**89
92%
Norma 204
<<locked>>
81%
47834
75%
**04
97%
[Norma 217]*
<<locked>>
92%
32097
50%
**23
90%
Norma MRP
<<locked>>
81%
38798
61%
**27
95%
Norma URP
<<locked>>
81%
48457
76%
**07
100%
Ramshot Hunter
<<locked>>
81%
47587
75%
**94
99%
[Ramshot Magnum]*
<<locked>>
81%
34098
53%
**46
92%
ReloadSwiss RS 14
<<locked>>
81%
28355
44%
**49
100%
ReloadSwiss RS 62
<<locked>>
81%
49893
78%
**56
100%
ReloadSwiss RS 70
<<locked>>
81%
48733
76%
**66
100%
[ReloadSwiss RS 76]*
<<locked>>
84%
31618
50%
**17
90%
[ReloadSwiss RS 80]*
<<locked>>
91%
39204
61%
**33
90%
[Rottweil R 904]*
<<locked>>
81%
42279
66%
**33
93%
[Rottweil R 905]*
<<locked>>
81%
40321
63%
**27
94%
Rottweil R 907
<<locked>>
81%
51764
81%
**40
98%
SNPE Vectan Tubal 7000
<<locked>>
81%
49588
78%
**51
99%
Shooters World Long Rifle
<<locked>>
81%
50473
79%
**10
99%
[Somchem S361]*
<<locked>>
81%
43482
68%
**30
93%
Somchem S365
<<locked>>
81%
45368
71%
**51
100%
Somchem S385
<<locked>>
81%
40567
64%
**97
95%
Vihtavuori N150
<<locked>>
81%
48051
75%
**19
100%
Vihtavuori N160
<<locked>>
81%
52185
82%
**56
100%
[Vihtavuori N165]*
<<locked>>
81%
34026
53%
**04
92%
Vihtavuori N550
<<locked>>
81%
52779
83%
**06
100%
Vihtavuori N555
<<locked>>
81%
39001
61%
**00
98%
[Vihtavuori N560]*
<<locked>>
82%
37869
59%
**94
90%
[Vihtavuori N565]*
<<locked>>
86%
37028
58%
**41
90%
[Vihtavuori N568]*
<<locked>>
91%
40683
64%
**69
90%
Winchester 6.5 StaBALL
<<locked>>
81%
49893
78%
**61
100%
Winchester StaBALL HD
<<locked>>
81%
31618
50%
**79
98%

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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