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Load data for .30-378 Weath. Mag. + .308 | 175gr | Hornady Sub-X

Recommended Powder(s): ADI AR 2225, Hodgdon Retumbo, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565

.30-378 Weath. Mag. + .308 | 175gr | Hornady Sub-X

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 175gr | Hornady Sub-X
Manufacturer SKU:
30718
Bullet Weight:
175gr | 11.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.500" | 38.1mm
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:
0.813" | 20.6mm
Shank Seated Depth:
0.714" | 18.1mm
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_B10726_C333
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:9

Load data for 90 loads in caliber .30-378 Weath. Mag. with .308 | 175gr | Hornady Sub-X bullet and 45 powders such as ADI AR 2225, Hodgdon Retumbo, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565. 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>>
85%
56971
89%
**84
100%
ADI AR 2213
<<locked>>
88%
57159
90%
**23
100%
ADI AR 2217
<<locked>>
96%
57319
90%
**20
100%
ADI AR 2218
<<locked>>
97%
51517
81%
**07
96%
ADI AR 2225 👍
<<locked>>
97%
53969
85%
**00
100%
Accurate 3100
<<locked>>
87%
56753
89%
**15
100%
Accurate MAGPRO
<<locked>>
87%
57058
89%
**30
99%
Alliant Reloder-19
<<locked>>
85%
57043
89%
**81
100%
Alliant Reloder-22
<<locked>>
87%
57087
89%
**10
100%
Alliant Reloder-23
<<locked>>
88%
57217
90%
**48
100%
Alliant Reloder-25
<<locked>>
92%
57232
90%
**14
100%
Alliant Reloder-26
<<locked>>
84%
57159
90%
**27
100%
Alliant Reloder-33
<<locked>>
97%
57290
90%
**73
98%
Alliant Reloder-50
<<locked>>
97%
49052
77%
**02
95%
Hodgdon H1000
<<locked>>
96%
57319
90%
**20
100%
Hodgdon H4831
<<locked>>
90%
57029
89%
**64
99%
Hodgdon H4831 SC
<<locked>>
87%
57305
90%
**74
99%
Hodgdon Retumbo 👍
<<locked>>
97%
53969
85%
**00
100%
Hodgdon TrailBoss
<<locked>>
96%
35926
56%
**52
100%
IMR 4831
<<locked>>
84%
57145
90%
**15
100%
IMR 4955 Enduron
<<locked>>
88%
57043
89%
**48
99%
IMR 7828 SSC
<<locked>>
86%
57058
89%
**36
100%
[IMR 7977 Enduron]*
<<locked>>
93%
57261
90%
**02
94%
IMR 8133 Enduron
<<locked>>
97%
49487
78%
**15
99%
[Lovex D100]*
<<locked>>
96%
57217
90%
**35
93%
Lovex S071
<<locked>>
92%
57174
90%
**18
100%
Norma 217
<<locked>>
97%
50401
79%
**31
100%
Norma MRP
<<locked>>
85%
57421
90%
**23
100%
Ramshot Magnum
<<locked>>
88%
57406
90%
**91
100%
ReloadSwiss RS 14
<<locked>>
97%
37159
58%
**98
100%
ReloadSwiss RS 76 👍
<<locked>>
92%
57334
90%
**86
100%
ReloadSwiss RS 80 👍
<<locked>>
94%
57188
90%
**66
99%
Rottweil R 904
<<locked>>
84%
57000
89%
**51
100%
Rottweil R 905
<<locked>>
85%
57043
89%
**71
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
42656
67%
**08
92%
Somchem S361
<<locked>>
84%
57087
89%
**18
99%
Somchem S385
<<locked>>
85%
57276
90%
**45
100%
Vihtavuori N165
<<locked>>
90%
57000
89%
**25
100%
Vihtavuori N170
<<locked>>
97%
54172
85%
**02
95%
Vihtavuori N555
<<locked>>
85%
57276
90%
**51
100%
Vihtavuori N560
<<locked>>
87%
57377
90%
**40
99%
Vihtavuori N565 👍
<<locked>>
91%
57232
90%
**10
99%
Vihtavuori N568
<<locked>>
94%
57261
90%
**50
99%
Vihtavuori N570
<<locked>>
95%
57130
90%
**89
97%
Winchester StaBALL HD
<<locked>>
88%
57246
90%
**30
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
50430
79%
**66
99%
ADI AR 2213
<<locked>>
81%
45571
71%
**13
98%
[ADI AR 2217]*
<<locked>>
81%
33852
53%
**28
94%
[ADI AR 2218]*
<<locked>>
89%
38101
60%
**89
90%
ADI AR 2225
<<locked>>
81%
31053
49%
**85
96%
Accurate 3100
<<locked>>
81%
46093
72%
**25
100%
Accurate MAGPRO
<<locked>>
81%
45542
71%
**13
96%
Alliant Reloder-19
<<locked>>
81%
50140
79%
**56
99%
Alliant Reloder-22
<<locked>>
81%
46267
72%
**07
99%
Alliant Reloder-23
<<locked>>
81%
44831
70%
**44
100%
Alliant Reloder-25
<<locked>>
81%
38841
61%
**82
100%
Alliant Reloder-26
<<locked>>
81%
51184
80%
**22
100%
[Alliant Reloder-33]*
<<locked>>
85%
36376
57%
**26
90%
[Alliant Reloder-50]*
<<locked>>
90%
37463
59%
**49
90%
[Hodgdon H1000]*
<<locked>>
81%
33852
53%
**28
94%
Hodgdon H4831
<<locked>>
81%
42366
66%
**85
96%
Hodgdon H4831 SC
<<locked>>
81%
47456
74%
**97
98%
Hodgdon Retumbo
<<locked>>
81%
31053
49%
**85
96%
Hodgdon TrailBoss
<<locked>>
81%
28863
45%
**88
100%
IMR 4831
<<locked>>
81%
51663
81%
**40
100%
IMR 4955 Enduron
<<locked>>
81%
46238
72%
**44
98%
IMR 7828 SSC
<<locked>>
81%
47166
74%
**46
98%
[IMR 7977 Enduron]*
<<locked>>
84%
43424
68%
**49
90%
[IMR 8133 Enduron]*
<<locked>>
81%
28514
45%
**97
90%
[Lovex D100]*
<<locked>>
91%
47630
75%
**67
90%
Lovex S071
<<locked>>
81%
39624
62%
**94
99%
[Norma 217]*
<<locked>>
81%
28747
45%
**16
93%
Norma MRP
<<locked>>
81%
49197
77%
**86
100%
Ramshot Magnum
<<locked>>
81%
44179
69%
**54
99%
ReloadSwiss RS 14
<<locked>>
81%
29689
47%
**34
100%
ReloadSwiss RS 76
<<locked>>
81%
37434
59%
**92
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
34287
54%
**77
92%
Rottweil R 904
<<locked>>
81%
50894
80%
**43
99%
Rottweil R 905
<<locked>>
81%
49835
78%
**56
99%
[SNPE Vectan SP 13]*
<<locked>>
94%
38450
60%
**13
90%
Somchem S361
<<locked>>
81%
52315
82%
**36
99%
Somchem S385
<<locked>>
81%
50357
79%
**23
100%
Vihtavuori N165
<<locked>>
81%
42685
67%
**72
99%
[Vihtavuori N170]*
<<locked>>
87%
39204
61%
**00
90%
Vihtavuori N555
<<locked>>
81%
49719
78%
**33
100%
Vihtavuori N560
<<locked>>
81%
46499
73%
**40
98%
Vihtavuori N565
<<locked>>
81%
40698
64%
**82
96%
[Vihtavuori N568]*
<<locked>>
81%
35418
56%
**90
92%
[Vihtavuori N570]*
<<locked>>
84%
37362
59%
**69
90%
Winchester StaBALL HD
<<locked>>
81%
43511
68%
**04
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.

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