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Load data for .30-378 Weath. Mag. + .308 | 165gr | Hornady BTSP

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

.30-378 Weath. Mag. + .308 | 165gr | Hornady BTSP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Hornady BTSP
Manufacturer SKU:
3045
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.191" | 30.3mm
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:
0.504" | 12.8mm
Shank Seated Depth:
0.304" | 7.7mm
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_B2679_C333
Last updated:
2025-02-02
Recommended Twist Rate:
1:14 - 1:12

Load data for 90 loads in caliber .30-378 Weath. Mag. with .308 | 165gr | Hornady BTSP 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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  • 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 2209
<<locked>>
85%
57261
90%
**59
100%
ADI AR 2213
<<locked>>
87%
57246
90%
**99
99%
ADI AR 2217
<<locked>>
96%
57392
90%
**86
100%
ADI AR 2218
<<locked>>
97%
52417
82%
**92
96%
ADI AR 2225 👍
<<locked>>
97%
54824
86%
**92
100%
Accurate 3100
<<locked>>
87%
56913
89%
**94
100%
Accurate MAGPRO
<<locked>>
87%
57261
90%
**02
98%
Alliant Reloder-19
<<locked>>
85%
57232
90%
**53
100%
Alliant Reloder-22
<<locked>>
87%
57087
89%
**79
100%
Alliant Reloder-23
<<locked>>
88%
56927
89%
**17
100%
Alliant Reloder-25
<<locked>>
92%
57000
89%
**86
100%
Alliant Reloder-26
<<locked>>
83%
57072
89%
**89
100%
Alliant Reloder-33
<<locked>>
96%
56971
89%
**41
97%
Alliant Reloder-50
<<locked>>
97%
49864
78%
**74
95%
Hodgdon H1000
<<locked>>
96%
57392
90%
**86
100%
Hodgdon H4831
<<locked>>
90%
57305
90%
**50
99%
Hodgdon H4831 SC
<<locked>>
86%
57305
90%
**50
99%
Hodgdon Retumbo 👍
<<locked>>
97%
54824
86%
**92
100%
Hodgdon TrailBoss
<<locked>>
96%
35969
56%
**21
100%
IMR 4831
<<locked>>
84%
56971
89%
**00
100%
IMR 4955 Enduron
<<locked>>
88%
57392
90%
**27
99%
IMR 7828 SSC
<<locked>>
86%
57246
90%
**02
99%
[IMR 7977 Enduron]*
<<locked>>
92%
56898
89%
**74
94%
IMR 8133 Enduron
<<locked>>
97%
50328
79%
**84
99%
[Lovex D100]*
<<locked>>
96%
56956
89%
**00
93%
Lovex S071
<<locked>>
92%
56913
89%
**94
100%
Norma 217
<<locked>>
97%
51358
80%
**17
100%
Norma MRP
<<locked>>
85%
56826
89%
**96
100%
Ramshot Magnum
<<locked>>
87%
57290
90%
**63
100%
ReloadSwiss RS 14
<<locked>>
97%
37159
58%
**73
100%
ReloadSwiss RS 76 👍
<<locked>>
91%
57159
90%
**48
100%
ReloadSwiss RS 80
<<locked>>
94%
57188
90%
**19
99%
Rottweil R 904
<<locked>>
84%
57348
90%
**30
99%
Rottweil R 905
<<locked>>
85%
57188
90%
**56
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
43265
68%
**84
92%
Somchem S361
<<locked>>
83%
57029
89%
**87
99%
Somchem S385
<<locked>>
84%
56869
89%
**17
100%
Vihtavuori N165
<<locked>>
89%
56985
89%
**94
100%
Vihtavuori N170
<<locked>>
97%
54897
86%
**91
95%
Vihtavuori N555
<<locked>>
85%
57130
90%
**30
100%
Vihtavuori N560
<<locked>>
87%
57276
90%
**05
99%
Vihtavuori N565 👍
<<locked>>
90%
57101
89%
**82
99%
Vihtavuori N568 👍
<<locked>>
94%
57203
90%
**28
99%
Vihtavuori N570
<<locked>>
95%
57406
90%
**51
97%
Winchester StaBALL HD
<<locked>>
88%
57000
89%
**96
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
50850
80%
**51
99%
ADI AR 2213
<<locked>>
81%
46064
72%
**79
97%
[ADI AR 2217]*
<<locked>>
81%
34214
54%
**94
93%
[ADI AR 2218]*
<<locked>>
89%
39610
62%
**81
90%
ADI AR 2225
<<locked>>
81%
31473
49%
**44
95%
Accurate 3100
<<locked>>
81%
46586
73%
**07
100%
Accurate MAGPRO
<<locked>>
81%
46064
72%
**82
96%
Alliant Reloder-19
<<locked>>
81%
50618
79%
**41
99%
Alliant Reloder-22
<<locked>>
81%
46760
73%
**89
99%
Alliant Reloder-23
<<locked>>
81%
45397
71%
**30
100%
Alliant Reloder-25
<<locked>>
81%
39363
62%
**51
100%
Alliant Reloder-26
<<locked>>
81%
51837
81%
**04
100%
[Alliant Reloder-33]*
<<locked>>
85%
37637
59%
**15
90%
[Alliant Reloder-50]*
<<locked>>
91%
39450
62%
**48
90%
[Hodgdon H1000]*
<<locked>>
81%
34214
54%
**94
93%
Hodgdon H4831
<<locked>>
81%
42714
67%
**64
96%
Hodgdon H4831 SC
<<locked>>
81%
47819
75%
**76
97%
Hodgdon Retumbo
<<locked>>
81%
31473
49%
**44
95%
Hodgdon TrailBoss
<<locked>>
81%
28892
45%
**57
100%
IMR 4831
<<locked>>
81%
52185
82%
**15
100%
IMR 4955 Enduron
<<locked>>
81%
46543
73%
**23
97%
IMR 7828 SSC
<<locked>>
81%
47776
75%
**35
98%
[IMR 7977 Enduron]*
<<locked>>
85%
45092
71%
**41
90%
[IMR 8133 Enduron]*
<<locked>>
82%
29646
46%
**85
90%
[Lovex D100]*
<<locked>>
92%
49240
77%
**53
90%
Lovex S071
<<locked>>
81%
40190
63%
**72
99%
[Norma 217]*
<<locked>>
81%
28979
45%
**79
93%
Norma MRP
<<locked>>
81%
50053
78%
**68
100%
Ramshot Magnum
<<locked>>
81%
44947
70%
**30
99%
ReloadSwiss RS 14
<<locked>>
81%
29689
47%
**00
100%
ReloadSwiss RS 76
<<locked>>
81%
38029
60%
**74
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
34795
55%
**33
92%
Rottweil R 904
<<locked>>
81%
51459
81%
**18
99%
Rottweil R 905
<<locked>>
81%
50386
79%
**28
99%
[SNPE Vectan SP 13]*
<<locked>>
94%
39581
62%
**02
90%
Somchem S361
<<locked>>
81%
52750
83%
**18
98%
Somchem S385
<<locked>>
81%
50850
80%
**05
100%
Vihtavuori N165
<<locked>>
81%
43207
68%
**48
98%
[Vihtavuori N170]*
<<locked>>
88%
40683
64%
**85
90%
Vihtavuori N555
<<locked>>
81%
50314
79%
**12
100%
Vihtavuori N560
<<locked>>
81%
46905
74%
**15
97%
Vihtavuori N565
<<locked>>
81%
41147
64%
**61
96%
[Vihtavuori N568]*
<<locked>>
81%
36085
57%
**62
92%
[Vihtavuori N570]*
<<locked>>
84%
38537
60%
**51
90%
Winchester StaBALL HD
<<locked>>
81%
44324
69%
**89
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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