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Load data for .30-378 Weath. Mag. + .308 | 168gr | Speer MHP BTHP M

Recommended Powder(s): ADI AR 2225, Hodgdon Retumbo, ReloadSwiss RS 76, Vihtavuori N565, Vihtavuori N568

.30-378 Weath. Mag. + .308 | 168gr | Speer MHP BTHP M

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 168gr | Speer MHP BTHP M
Manufacturer SKU:
2039
Bullet Weight:
168gr | 10.9g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.222" | 31.0mm
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:
0.535" | 13.6mm
Shank Seated Depth:
0.377" | 9.6mm
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_B6162_C333
Last updated:
2025-01-01
Recommended Twist Rate:
1:14 - 1:11

Load data for 90 loads in caliber .30-378 Weath. Mag. with .308 | 168gr | Speer MHP BTHP M bullet and 45 powders such as ADI AR 2225, Hodgdon Retumbo, ReloadSwiss RS 76, Vihtavuori N565, 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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    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>>
84%
57116
89%
**40
100%
ADI AR 2213
<<locked>>
87%
57058
89%
**79
100%
ADI AR 2217
<<locked>>
96%
57319
90%
**76
100%
ADI AR 2218
<<locked>>
97%
52736
83%
**89
97%
ADI AR 2225 👍
<<locked>>
97%
55201
86%
**73
100%
Accurate 3100
<<locked>>
87%
57319
90%
**71
100%
Accurate MAGPRO
<<locked>>
87%
57130
90%
**73
98%
Alliant Reloder-19
<<locked>>
84%
57101
89%
**36
100%
Alliant Reloder-22
<<locked>>
87%
56884
89%
**63
100%
Alliant Reloder-23
<<locked>>
88%
57188
90%
**97
100%
Alliant Reloder-25
<<locked>>
91%
57014
89%
**59
100%
Alliant Reloder-26
<<locked>>
83%
56913
89%
**73
100%
Alliant Reloder-33
<<locked>>
96%
57261
90%
**09
97%
Alliant Reloder-50
<<locked>>
97%
49995
78%
**58
95%
Hodgdon H1000
<<locked>>
96%
57319
90%
**76
100%
Hodgdon H4831
<<locked>>
90%
57319
90%
**27
99%
Hodgdon H4831 SC
<<locked>>
86%
57217
90%
**20
99%
Hodgdon Retumbo 👍
<<locked>>
97%
55201
86%
**73
100%
Hodgdon TrailBoss
<<locked>>
97%
36318
57%
**08
100%
IMR 4831
<<locked>>
84%
57217
90%
**71
100%
IMR 4955 Enduron
<<locked>>
87%
57261
90%
**94
99%
IMR 7828 SSC
<<locked>>
86%
57203
90%
**86
100%
[IMR 7977 Enduron]*
<<locked>>
92%
57305
90%
**54
94%
IMR 8133 Enduron
<<locked>>
97%
50517
79%
**68
99%
[Lovex D100]*
<<locked>>
96%
57029
89%
**81
93%
Lovex S071
<<locked>>
92%
57319
90%
**71
100%
Norma 217
<<locked>>
97%
51706
81%
**97
100%
Norma MRP
<<locked>>
85%
57145
90%
**79
100%
Ramshot Magnum
<<locked>>
87%
57203
90%
**33
100%
ReloadSwiss RS 14
<<locked>>
97%
37188
58%
**51
100%
ReloadSwiss RS 76 👍
<<locked>>
91%
57348
90%
**41
100%
ReloadSwiss RS 80
<<locked>>
93%
56739
89%
**02
99%
Rottweil R 904
<<locked>>
84%
57058
89%
**97
99%
Rottweil R 905
<<locked>>
85%
57043
89%
**23
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
43801
69%
**77
92%
Somchem S361
<<locked>>
83%
57072
89%
**68
99%
Somchem S385
<<locked>>
84%
57217
90%
**91
100%
Vihtavuori N165
<<locked>>
89%
57392
90%
**87
100%
Vihtavuori N170
<<locked>>
97%
55419
87%
**74
96%
Vihtavuori N555
<<locked>>
85%
56826
89%
**94
100%
Vihtavuori N560
<<locked>>
87%
57116
89%
**89
99%
Vihtavuori N565 👍
<<locked>>
90%
56971
89%
**53
99%
Vihtavuori N568 👍
<<locked>>
93%
57203
90%
**05
99%
Vihtavuori N570
<<locked>>
94%
56956
89%
**22
97%
Winchester StaBALL HD
<<locked>>
87%
56753
89%
**76
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
51213
80%
**38
99%
ADI AR 2213
<<locked>>
81%
46340
73%
**69
98%
[ADI AR 2217]*
<<locked>>
81%
34490
54%
**74
94%
[ADI AR 2218]*
<<locked>>
89%
38638
61%
**44
90%
ADI AR 2225
<<locked>>
81%
31676
50%
**38
96%
Accurate 3100
<<locked>>
81%
46833
73%
**97
100%
Accurate MAGPRO
<<locked>>
81%
46398
73%
**76
96%
Alliant Reloder-19
<<locked>>
81%
50865
80%
**28
99%
Alliant Reloder-22
<<locked>>
81%
47137
74%
**82
99%
Alliant Reloder-23
<<locked>>
81%
45745
72%
**10
100%
Alliant Reloder-25
<<locked>>
81%
39610
62%
**41
100%
Alliant Reloder-26
<<locked>>
81%
52257
82%
**97
100%
[Alliant Reloder-33]*
<<locked>>
85%
37173
58%
**85
90%
[Alliant Reloder-50]*
<<locked>>
90%
38682
61%
**08
90%
[Hodgdon H1000]*
<<locked>>
81%
34490
54%
**74
94%
Hodgdon H4831
<<locked>>
81%
43207
68%
**54
96%
Hodgdon H4831 SC
<<locked>>
81%
48066
75%
**49
98%
Hodgdon Retumbo
<<locked>>
81%
31676
50%
**38
96%
Hodgdon TrailBoss
<<locked>>
81%
28805
45%
**34
100%
IMR 4831
<<locked>>
81%
52373
82%
**99
100%
IMR 4955 Enduron
<<locked>>
81%
46731
73%
**97
97%
IMR 7828 SSC
<<locked>>
81%
48095
75%
**12
98%
[IMR 7977 Enduron]*
<<locked>>
85%
44672
70%
**18
90%
[IMR 8133 Enduron]*
<<locked>>
81%
29211
46%
**49
90%
[Lovex D100]*
<<locked>>
91%
48791
76%
**23
90%
Lovex S071
<<locked>>
81%
40350
63%
**56
99%
[Norma 217]*
<<locked>>
81%
29341
46%
**79
93%
Norma MRP
<<locked>>
81%
50053
78%
**58
100%
Ramshot Magnum
<<locked>>
81%
45237
71%
**23
99%
ReloadSwiss RS 14
<<locked>>
81%
29631
46%
**80
100%
ReloadSwiss RS 76
<<locked>>
81%
38261
60%
**51
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
35143
55%
**33
92%
Rottweil R 904
<<locked>>
81%
51677
81%
**05
99%
Rottweil R 905
<<locked>>
81%
50633
79%
**15
99%
[SNPE Vectan SP 13]*
<<locked>>
94%
39146
61%
**62
90%
Somchem S361
<<locked>>
81%
52852
83%
**99
99%
Somchem S385
<<locked>>
81%
51111
80%
**92
100%
Vihtavuori N165
<<locked>>
81%
43424
68%
**22
99%
[Vihtavuori N170]*
<<locked>>
87%
40306
63%
**59
90%
Vihtavuori N555
<<locked>>
81%
50676
79%
**99
100%
Vihtavuori N560
<<locked>>
81%
47195
74%
**05
98%
Vihtavuori N565
<<locked>>
81%
41437
65%
**41
96%
[Vihtavuori N568]*
<<locked>>
81%
36390
57%
**59
92%
[Vihtavuori N570]*
<<locked>>
84%
38116
60%
**22
90%
Winchester StaBALL HD
<<locked>>
81%
44628
70%
**79
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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