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Load data for .30-378 Weath. Mag. + .308 | 178gr | Hornady BTHP Match

Recommended Powder(s):

.30-378 Weath. Mag. + .308 | 178gr | Hornady BTHP Match

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 178gr | Hornady BTHP Match
Manufacturer SKU:
30631
Bullet Weight:
178gr | 11.5g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.350" | 34.3mm
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:
0.663" | 16.8mm
Shank Seated Depth:
0.463" | 11.8mm
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_B2695_C333
Last updated:
2026-01-24
Recommended Twist Rate:
1:12 - 1:10

Load data for 102 loads in caliber .30-378 Weath. Mag. with .308 | 178gr | Hornady BTHP Match bullet and 51 powder(s). 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>>
84%
57406
90%
**77
100%
ADI AR 2213
<<locked>>
86%
56869
89%
**00
100%
ADI AR 2217 👍
<<locked>>
95%
57029
89%
**87
100%
ADI AR 2218
<<locked>>
97%
53679
84%
**40
97%
ADI AR 2225 👍
<<locked>>
97%
56623
89%
**23
100%
Accurate 3100
<<locked>>
86%
57159
90%
**99
100%
[Accurate 8700]*
<<locked>>
97%
42728
67%
**08
93%
Accurate MAGPRO
<<locked>>
86%
57116
90%
**14
99%
Alliant Reloder-19
<<locked>>
84%
57421
90%
**61
100%
Alliant Reloder-22
<<locked>>
86%
56942
89%
**87
100%
Alliant Reloder-23
<<locked>>
87%
57276
90%
**22
100%
Alliant Reloder-25
<<locked>>
91%
57087
89%
**84
100%
Alliant Reloder-33
<<locked>>
96%
57043
89%
**46
98%
Alliant Reloder-50
<<locked>>
97%
51605
81%
**41
96%
Baschieri & Pellagri 109
<<locked>>
88%
56869
89%
**54
98%
Bofors RP15
<<locked>>
88%
56942
89%
**87
100%
Bofors RP30 👍
<<locked>>
93%
57159
90%
**04
100%
Bofors RP5
<<locked>>
86%
56942
89%
**87
100%
Hodgdon H1000
<<locked>>
95%
57029
89%
**87
100%
Hodgdon H4831
<<locked>>
89%
57290
90%
**54
99%
Hodgdon H4831 SC
<<locked>>
86%
57421
90%
**61
99%
Hodgdon Retumbo 👍
<<locked>>
97%
56623
89%
**23
100%
Hodgdon TrailBoss
<<locked>>
97%
36332
57%
**52
100%
IMR 4955 Enduron
<<locked>>
87%
57421
90%
**35
100%
IMR 7828 SSC
<<locked>>
85%
56811
89%
**97
100%
IMR 7977 Enduron
<<locked>>
92%
57174
90%
**89
95%
IMR 8133 Enduron
<<locked>>
97%
51793
81%
**25
99%
[Lovex D100]*
<<locked>>
95%
57217
90%
**12
94%
Lovex S071
<<locked>>
91%
57159
90%
**99
100%
Norma 217
<<locked>>
97%
53243
83%
**61
100%
Norma MRP
<<locked>>
84%
57000
89%
**00
100%
Ramshot Grand
<<locked>>
83%
57116
90%
**10
100%
[Ramshot LRT]*
<<locked>>
97%
53476
84%
**61
92%
Ramshot Magnum
<<locked>>
87%
57421
90%
**68
100%
ReloadSwiss RS 14
<<locked>>
97%
37347
59%
**95
100%
ReloadSwiss RS 76
<<locked>>
91%
57145
90%
**53
100%
ReloadSwiss RS 80
<<locked>>
93%
57305
90%
**33
99%
Rottweil R 904
<<locked>>
84%
57246
90%
**31
100%
Rottweil R 905
<<locked>>
84%
57348
90%
**61
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
45063
71%
**38
94%
[Shooters World 50 BMG]*
<<locked>>
95%
57217
90%
**12
94%
Somchem S385
<<locked>>
84%
57058
89%
**22
100%
[Vihtavuori 24N41]*
<<locked>>
97%
54360
85%
**41
92%
Vihtavuori N165
<<locked>>
89%
56826
89%
**02
100%
Vihtavuori N170
<<locked>>
97%
56695
89%
**25
96%
Vihtavuori N555
<<locked>>
84%
57319
90%
**28
100%
Vihtavuori N560
<<locked>>
86%
57232
90%
**17
100%
Vihtavuori N565 👍
<<locked>>
90%
56942
89%
**91
100%
Vihtavuori N568
<<locked>>
93%
57276
90%
**36
99%
Vihtavuori N570
<<locked>>
94%
57159
90%
**59
98%
Winchester StaBALL HD
<<locked>>
87%
57087
89%
**07
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
52141
82%
**86
100%
ADI AR 2213
<<locked>>
81%
47456
74%
**30
98%
ADI AR 2217
<<locked>>
81%
35288
55%
**51
95%
[ADI AR 2218]*
<<locked>>
87%
36985
58%
**43
90%
ADI AR 2225
<<locked>>
81%
32489
51%
**15
97%
Accurate 3100
<<locked>>
81%
47979
75%
**51
100%
[Accurate 8700]*
<<locked>>
93%
37159
58%
**80
90%
Accurate MAGPRO
<<locked>>
81%
47514
74%
**33
97%
Alliant Reloder-19
<<locked>>
81%
51996
81%
**69
100%
Alliant Reloder-22
<<locked>>
81%
48138
75%
**36
99%
Alliant Reloder-23
<<locked>>
81%
46731
73%
**61
100%
Alliant Reloder-25
<<locked>>
81%
40741
64%
**02
100%
[Alliant Reloder-33]*
<<locked>>
83%
35607
56%
**90
90%
[Alliant Reloder-50]*
<<locked>>
88%
37115
58%
**13
90%
Baschieri & Pellagri 109
<<locked>>
81%
45150
71%
**22
95%
Bofors RP15
<<locked>>
81%
44802
70%
**64
99%
Bofors RP30
<<locked>>
81%
38116
60%
**33
96%
Bofors RP5
<<locked>>
81%
48138
75%
**36
99%
Hodgdon H1000
<<locked>>
81%
35288
55%
**51
95%
Hodgdon H4831
<<locked>>
81%
44121
69%
**08
97%
Hodgdon H4831 SC
<<locked>>
81%
49211
77%
**07
98%
Hodgdon Retumbo
<<locked>>
81%
32489
51%
**15
97%
Hodgdon TrailBoss
<<locked>>
81%
29008
45%
**85
100%
IMR 4955 Enduron
<<locked>>
81%
47601
75%
**58
98%
IMR 7828 SSC
<<locked>>
81%
49110
77%
**59
99%
[IMR 7977 Enduron]*
<<locked>>
82%
42409
66%
**10
90%
[IMR 8133 Enduron]*
<<locked>>
81%
29892
47%
**16
92%
[Lovex D100]*
<<locked>>
90%
46702
73%
**25
90%
Lovex S071
<<locked>>
81%
41176
65%
**17
100%
Norma 217
<<locked>>
81%
30197
47%
**49
95%
Norma MRP
<<locked>>
81%
51503
81%
**09
100%
Ramshot Grand
<<locked>>
81%
52721
83%
**41
100%
[Ramshot LRT]*
<<locked>>
94%
48370
76%
**66
90%
Ramshot Magnum
<<locked>>
81%
46267
73%
**74
100%
ReloadSwiss RS 14
<<locked>>
81%
29689
47%
**24
100%
ReloadSwiss RS 76
<<locked>>
81%
39392
62%
**22
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
36187
57%
**94
93%
Rottweil R 904
<<locked>>
81%
52721
83%
**56
99%
Rottweil R 905
<<locked>>
81%
51793
81%
**69
100%
[SNPE Vectan SP 13]*
<<locked>>
91%
36970
58%
**64
90%
[Shooters World 50 BMG]*
<<locked>>
90%
46702
73%
**25
90%
Somchem S385
<<locked>>
81%
52185
82%
**43
100%
[Vihtavuori 24N41]*
<<locked>>
94%
49023
77%
**30
90%
Vihtavuori N165
<<locked>>
81%
44425
70%
**79
99%
[Vihtavuori N170]*
<<locked>>
85%
38522
60%
**64
90%
Vihtavuori N555
<<locked>>
81%
51837
81%
**46
100%
Vihtavuori N560
<<locked>>
81%
48370
76%
**53
98%
Vihtavuori N565
<<locked>>
81%
42424
66%
**12
97%
[Vihtavuori N568]*
<<locked>>
81%
37362
59%
**26
93%
[Vihtavuori N570]*
<<locked>>
82%
36434
57%
**20
90%
Winchester StaBALL HD
<<locked>>
81%
45861
72%
**27
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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