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Load data for .30-378 Weath. Mag. + .308 | 170gr | Remington HP Core-Lokt

Recommended Powder(s): ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, ReloadSwiss RS 76

.30-378 Weath. Mag. + .308 | 170gr | Remington HP Core-Lokt

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 170gr | Remington HP Core-Lokt
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.000" | 25.4mm
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:
0.313" | 7.9mm
Shank Seated Depth:
0.313" | 7.9mm
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_B5172_C333
Last updated:
2025-01-01

Load data for 90 loads in caliber .30-378 Weath. Mag. with .308 | 170gr | Remington HP Core-Lokt bullet and 45 powders such as ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, ReloadSwiss RS 76. 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
83%
89%
100%
ADI AR 2213
86%
90%
100%
ADI AR 2217
94%
89%
100%
ADI AR 2218
97%
87%
98%
ADI AR 2225
96%
90%
100%
Accurate 3100
86%
90%
100%
Accurate 8700
97%
69%
93%
Accurate MAGPRO
85%
89%
99%
Alliant Reloder-19
83%
89%
100%
Alliant Reloder-22
85%
89%
100%
Alliant Reloder-23
86%
90%
100%
Alliant Reloder-25
90%
89%
100%
Alliant Reloder-33
95%
90%
98%
Alliant Reloder-50
97%
83%
96%
Hodgdon H1000
94%
89%
100%
Hodgdon H4831
88%
89%
99%
Hodgdon H4831 SC
85%
89%
99%
Hodgdon Retumbo
96%
90%
100%
Hodgdon TrailBoss
97%
57%
100%
IMR 4955 Enduron
86%
90%
99%
IMR 7828 SSC
85%
90%
100%
IMR 7977 Enduron
91%
89%
95%
IMR 8133 Enduron
97%
84%
99%
Lovex D100
94%
90%
93%
Lovex S071
91%
90%
100%
Norma 217
97%
86%
100%
Norma MRP
84%
90%
100%
Ramshot LRT
97%
86%
92%
Ramshot Magnum
86%
90%
100%
ReloadSwiss RS 14
96%
58%
100%
ReloadSwiss RS 76
90%
89%
100%
ReloadSwiss RS 80
92%
89%
99%
Rottweil R 904
83%
90%
100%
Rottweil R 905
83%
89%
100%
SNPE Vectan SP 13
97%
72%
94%
Somchem S385
83%
90%
100%
Vihtavuori 24N41
97%
87%
92%
Vihtavuori N165
88%
89%
100%
Vihtavuori N170
97%
90%
96%
Vihtavuori N555
83%
89%
100%
Vihtavuori N560
85%
90%
99%
Vihtavuori N565
89%
89%
99%
Vihtavuori N568
92%
89%
99%
Vihtavuori N570
93%
89%
97%
Winchester StaBALL HD
86%
90%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
53127
83%
**48
100%
ADI AR 2213
<<locked>>
81%
48312
76%
**95
98%
ADI AR 2217
<<locked>>
81%
35911
56%
**00
95%
[ADI AR 2218]*
<<locked>>
87%
38130
60%
**12
90%
ADI AR 2225
<<locked>>
81%
33199
52%
**67
97%
Accurate 3100
<<locked>>
81%
48907
77%
**10
100%
[Accurate 8700]*
<<locked>>
93%
37724
59%
**33
90%
Accurate MAGPRO
<<locked>>
81%
48602
76%
**95
97%
Alliant Reloder-19
<<locked>>
81%
52794
83%
**38
100%
Alliant Reloder-22
<<locked>>
81%
48994
77%
**89
99%
Alliant Reloder-23
<<locked>>
81%
47659
75%
**23
100%
Alliant Reloder-25
<<locked>>
81%
41713
65%
**61
100%
[Alliant Reloder-33]*
<<locked>>
83%
36709
58%
**43
90%
[Alliant Reloder-50]*
<<locked>>
88%
38145
60%
**76
90%
Hodgdon H1000
<<locked>>
81%
35911
56%
**00
95%
Hodgdon H4831
<<locked>>
81%
44860
70%
**77
97%
Hodgdon H4831 SC
<<locked>>
81%
49995
78%
**76
98%
Hodgdon Retumbo
<<locked>>
81%
33199
52%
**67
97%
Hodgdon TrailBoss
<<locked>>
81%
28906
45%
**34
100%
IMR 4955 Enduron
<<locked>>
81%
48298
76%
**13
98%
IMR 7828 SSC
<<locked>>
81%
50227
79%
**38
99%
[IMR 7977 Enduron]*
<<locked>>
83%
43236
68%
**79
90%
[IMR 8133 Enduron]*
<<locked>>
81%
30705
48%
**82
92%
[Lovex D100]*
<<locked>>
89%
47050
74%
**84
90%
Lovex S071
<<locked>>
81%
42148
66%
**85
100%
[Norma 217]*
<<locked>>
81%
31024
49%
**95
94%
Norma MRP
<<locked>>
81%
52518
82%
**77
100%
[Ramshot LRT]*
<<locked>>
94%
49371
77%
**28
90%
Ramshot Magnum
<<locked>>
81%
47558
75%
**40
100%
ReloadSwiss RS 14
<<locked>>
81%
29733
47%
**80
100%
ReloadSwiss RS 76
<<locked>>
81%
40379
63%
**90
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
37159
58%
**59
93%
Rottweil R 904
<<locked>>
81%
53388
84%
**18
99%
Rottweil R 905
<<locked>>
81%
52562
82%
**35
100%
[SNPE Vectan SP 13]*
<<locked>>
92%
38247
60%
**30
90%
Somchem S385
<<locked>>
81%
53113
83%
**15
100%
[Vihtavuori 24N41]*
<<locked>>
94%
50111
79%
**99
90%
Vihtavuori N165
<<locked>>
81%
45020
71%
**38
99%
[Vihtavuori N170]*
<<locked>>
85%
39276
62%
**20
90%
Vihtavuori N555
<<locked>>
81%
52649
83%
**12
100%
Vihtavuori N560
<<locked>>
81%
49255
77%
**18
98%
Vihtavuori N565
<<locked>>
81%
43323
68%
**71
97%
[Vihtavuori N568]*
<<locked>>
81%
38174
60%
**76
93%
[Vihtavuori N570]*
<<locked>>
82%
37739
59%
**92
90%
Winchester StaBALL HD
<<locked>>
81%
47282
74%
**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.

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