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Load data for .378 Weath. Mag. + .375 | 250gr | Fox Classic Hunter

Recommended Powder(s): Alliant Reloder-16, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.378 Weath. Mag. + .375 | 250gr | Fox Classic Hunter

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 250gr | Fox Classic Hunter
Manufacturer SKU:
9.5 mm (0.375) - 250 gr
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.417" | 36.0mm
Caliber:
.378 Weath. Mag. load data
Case Length (l3):
2.913" | 74.0mm
Cartridge Length (C.O.L.):
3.600" | 91.4mm
Seated Depth:
0.730" | 18.5mm
Shank Seated Depth:
0.730" | 18.5mm
Case Capacity:
137.0 Grains of Water | 8.90 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B7126_C577
Last updated:
2025-01-01

Load data for 166 loads in caliber .378 Weath. Mag. with .375 | 250gr | Fox Classic Hunter bullet and 83 powders such as Alliant Reloder-16, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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 2208
<<locked>>
87%
56927
89%
**00
100%
ADI AR 2209
<<locked>>
97%
54085
85%
**43
97%
ADI AR 2213
<<locked>>
97%
48791
76%
**67
95%
Accurate 2700
<<locked>>
88%
57101
89%
**61
99%
Accurate 3100
<<locked>>
97%
47340
74%
**95
98%
Accurate 4064
<<locked>>
85%
56884
89%
**67
100%
Accurate 4350
<<locked>>
93%
57014
89%
**63
100%
[Accurate MAGPRO]*
<<locked>>
97%
46659
73%
**54
92%
Alliant Reloder- TS 15.5
<<locked>>
87%
56884
89%
**13
100%
Alliant Reloder-15
<<locked>>
85%
56985
89%
**30
100%
Alliant Reloder-16 👍
<<locked>>
95%
57014
89%
**09
100%
Alliant Reloder-17
<<locked>>
90%
57392
90%
**28
100%
Alliant Reloder-19
<<locked>>
97%
53156
83%
**23
97%
Alliant Reloder-22
<<locked>>
97%
47442
74%
**74
96%
Alliant Reloder-23
<<locked>>
97%
44730
70%
**12
100%
Alliant Reloder-25
<<locked>>
97%
39146
61%
**23
97%
Alliant Reloder-26
<<locked>>
97%
50589
79%
**95
100%
Hodgdon CFE223
<<locked>>
85%
57232
90%
**72
100%
Hodgdon H380
<<locked>>
86%
56985
89%
**30
100%
Hodgdon H414
<<locked>>
89%
57145
90%
**86
99%
Hodgdon H4350
<<locked>>
96%
56913
89%
**30
99%
[Hodgdon H4831]*
<<locked>>
97%
44802
70%
**43
93%
Hodgdon H4831 SC
<<locked>>
97%
51024
80%
**58
95%
Hodgdon Hybrid 100V
<<locked>>
96%
56869
89%
**30
100%
Hodgdon LVR
<<locked>>
92%
57435
90%
**76
100%
Hodgdon Superperformance 👍
<<locked>>
92%
57246
90%
**25
99%
Hodgdon VARGET
<<locked>>
88%
56927
89%
**00
100%
Hodgdon TrailBoss
<<locked>>
96%
34606
54%
**75
100%
IMR 3031
<<locked>>
84%
56797
89%
**74
100%
IMR 4064
<<locked>>
88%
56985
89%
**87
100%
IMR 4166 Enduron
<<locked>>
89%
56898
89%
**84
99%
IMR 4350
<<locked>>
94%
57058
89%
**33
99%
IMR 4451 Enduron
<<locked>>
90%
56956
89%
**07
99%
IMR 4831
<<locked>>
97%
54665
86%
**20
100%
IMR 4895
<<locked>>
84%
56913
89%
**33
100%
IMR 4955 Enduron
<<locked>>
97%
50415
79%
**12
95%
IMR 7828 SSC
<<locked>>
97%
50024
78%
**07
95%
Lovex S062
<<locked>>
86%
57435
90%
**90
100%
Lovex S065
<<locked>>
92%
57116
89%
**04
100%
Lovex S070
<<locked>>
93%
57276
90%
**36
99%
Lovex S071
<<locked>>
97%
39494
62%
**41
97%
Norma 203B
<<locked>>
85%
57203
90%
**36
100%
Norma 204
<<locked>>
94%
57116
90%
**66
98%
Norma MRP
<<locked>>
97%
50111
79%
**53
98%
Norma URP
<<locked>>
94%
57101
89%
**69
100%
Ramshot Big Game
<<locked>>
85%
57232
90%
**43
100%
Ramshot Hunter 👍
<<locked>>
94%
56898
89%
**86
100%
Ramshot Magnum
<<locked>>
97%
45832
72%
**12
96%
ReloadSwiss RS 14
<<locked>>
97%
35534
56%
**21
100%
ReloadSwiss RS 50
<<locked>>
86%
57305
90%
**17
99%
ReloadSwiss RS 52
<<locked>>
85%
57363
90%
**49
100%
ReloadSwiss RS 60
<<locked>>
91%
57377
90%
**51
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
57392
90%
**95
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
57188
90%
**41
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
37971
60%
**20
94%
Rottweil R 902
<<locked>>
85%
57421
90%
**77
100%
Rottweil R 903
<<locked>>
88%
57305
90%
**13
100%
Rottweil R 904
<<locked>>
97%
56028
88%
**17
97%
Rottweil R 905
<<locked>>
97%
52736
83%
**20
97%
Rottweil R 907
<<locked>>
91%
56869
89%
**10
99%
SNPE Vectan SP 11
<<locked>>
87%
56985
89%
**49
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
56942
89%
**85
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
57276
90%
**71
99%
Shooters World Long Rifle
<<locked>>
92%
57116
89%
**04
100%
Shooters World Precision
<<locked>>
86%
57435
90%
**90
100%
Somchem S355
<<locked>>
89%
57377
90%
**13
100%
Somchem S361
<<locked>>
97%
57348
90%
**04
96%
Somchem S365
<<locked>>
96%
57101
89%
**82
100%
Somchem S385
<<locked>>
97%
53664
84%
**04
98%
Vihtavuori N133
<<locked>>
84%
57014
89%
**72
100%
Vihtavuori N135
<<locked>>
90%
57203
90%
**25
100%
Vihtavuori N140
<<locked>>
84%
57087
89%
**35
100%
Vihtavuori N150
<<locked>>
94%
57145
90%
**71
100%
Vihtavuori N160
<<locked>>
91%
57217
90%
**30
100%
Vihtavuori N165
<<locked>>
97%
44440
70%
**23
96%
Vihtavuori N540
<<locked>>
84%
56869
89%
**61
100%
Vihtavuori N550
<<locked>>
91%
57435
90%
**76
100%
Vihtavuori N555
<<locked>>
97%
49908
78%
**94
100%
[Vihtavuori N560]*
<<locked>>
97%
47587
75%
**77
94%
[Vihtavuori N565]*
<<locked>>
97%
40030
63%
**13
92%
Winchester 6.5 StaBALL
<<locked>>
93%
57159
90%
**10
100%
Winchester 760
<<locked>>
89%
57145
90%
**86
99%
Winchester StaBALL HD
<<locked>>
97%
38696
61%
**54
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47007
74%
**33
100%
[ADI AR 2209]*
<<locked>>
82%
33533
53%
**03
90%
[ADI AR 2213]*
<<locked>>
89%
37710
59%
**28
90%
Accurate 2700
<<locked>>
81%
45208
71%
**61
96%
[Accurate 3100]*
<<locked>>
81%
27514
43%
**39
91%
Accurate 4064
<<locked>>
81%
49632
78%
**66
100%
Accurate 4350
<<locked>>
81%
37652
59%
**18
98%
[Accurate MAGPRO]*
<<locked>>
94%
41916
66%
**59
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
47297
74%
**56
100%
Alliant Reloder-15
<<locked>>
81%
50691
79%
**31
100%
Alliant Reloder-16
<<locked>>
81%
36927
58%
**25
98%
Alliant Reloder-17
<<locked>>
81%
41829
66%
**59
100%
[Alliant Reloder-19]*
<<locked>>
82%
32634
51%
**87
90%
[Alliant Reloder-22]*
<<locked>>
86%
32692
51%
**30
90%
Alliant Reloder-23
<<locked>>
81%
27006
42%
**79
95%
[Alliant Reloder-25]*
<<locked>>
85%
27151
43%
**72
90%
[Alliant Reloder-26]*
<<locked>>
81%
28703
45%
**77
93%
Hodgdon CFE223
<<locked>>
81%
49632
78%
**51
100%
Hodgdon H380
<<locked>>
81%
48283
76%
**85
99%
Hodgdon H414
<<locked>>
81%
43236
68%
**43
97%
[Hodgdon H4350]*
<<locked>>
81%
35679
56%
**13
93%
[Hodgdon H4831]*
<<locked>>
92%
38740
61%
**12
90%
[Hodgdon H4831 SC]*
<<locked>>
89%
38740
61%
**12
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34301
54%
**23
98%
Hodgdon LVR
<<locked>>
81%
40509
63%
**77
98%
Hodgdon Superperformance
<<locked>>
81%
38885
61%
**77
95%
Hodgdon VARGET
<<locked>>
81%
46630
73%
**26
100%
Hodgdon TrailBoss
<<locked>>
83%
28689
45%
**47
100%
IMR 3031
<<locked>>
81%
52069
82%
**12
100%
IMR 4064
<<locked>>
81%
46195
72%
**10
100%
IMR 4166 Enduron
<<locked>>
81%
45484
71%
**80
97%
[IMR 4350]*
<<locked>>
81%
37434
59%
**59
94%
IMR 4451 Enduron
<<locked>>
81%
43497
68%
**74
97%
IMR 4831
<<locked>>
81%
33054
52%
**93
96%
IMR 4895
<<locked>>
81%
51909
81%
**64
100%
[IMR 4955 Enduron]*
<<locked>>
87%
37405
59%
**49
90%
[IMR 7828 SSC]*
<<locked>>
89%
37565
59%
**41
90%
Lovex S062
<<locked>>
81%
49516
78%
**69
100%
Lovex S065
<<locked>>
81%
40901
64%
**25
97%
Lovex S070
<<locked>>
81%
39146
61%
**95
96%
[Lovex S071]*
<<locked>>
84%
26020
41%
**97
90%
Norma 203B
<<locked>>
81%
49908
78%
**15
100%
[Norma 204]*
<<locked>>
81%
36999
58%
**85
92%
[Norma MRP]*
<<locked>>
82%
29936
47%
**74
90%
Norma URP
<<locked>>
81%
37521
59%
**08
98%
Ramshot Big Game
<<locked>>
81%
50430
79%
**38
100%
Ramshot Hunter
<<locked>>
81%
36579
57%
**98
95%
[Ramshot Magnum]*
<<locked>>
87%
31966
50%
**87
90%
ReloadSwiss RS 14
<<locked>>
81%
28123
44%
**63
100%
ReloadSwiss RS 50
<<locked>>
81%
48254
76%
**66
98%
ReloadSwiss RS 52
<<locked>>
81%
49821
78%
**28
100%
ReloadSwiss RS 60
<<locked>>
81%
40350
63%
**53
100%
ReloadSwiss RS 62
<<locked>>
81%
37492
59%
**38
97%
ReloadSwiss RS 70
<<locked>>
81%
36506
57%
**41
97%
[ReloadSwiss RS 76]*
<<locked>>
92%
32198
50%
**52
90%
Rottweil R 902
<<locked>>
81%
51387
81%
**79
100%
Rottweil R 903
<<locked>>
81%
44933
70%
**17
100%
[Rottweil R 904]*
<<locked>>
83%
35766
56%
**23
90%
[Rottweil R 905]*
<<locked>>
82%
31923
50%
**77
90%
Rottweil R 907
<<locked>>
81%
42047
66%
**41
96%
SNPE Vectan SP 11
<<locked>>
81%
46006
72%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46412
73%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40234
63%
**62
96%
Shooters World Long Rifle
<<locked>>
81%
40901
64%
**25
97%
Shooters World Precision
<<locked>>
81%
49516
78%
**69
100%
Somchem S355
<<locked>>
81%
45208
71%
**13
100%
[Somchem S361]*
<<locked>>
84%
38334
60%
**49
90%
Somchem S365
<<locked>>
81%
33823
53%
**66
99%
[Somchem S385]*
<<locked>>
81%
31633
50%
**44
91%
Vihtavuori N133
<<locked>>
81%
51938
81%
**03
100%
Vihtavuori N135
<<locked>>
81%
44077
69%
**31
100%
Vihtavuori N140
<<locked>>
81%
51068
80%
**53
100%
Vihtavuori N150
<<locked>>
81%
38798
61%
**66
100%
Vihtavuori N160
<<locked>>
81%
40625
64%
**44
98%
[Vihtavuori N165]*
<<locked>>
86%
30864
48%
**15
90%
Vihtavuori N540
<<locked>>
81%
50952
80%
**79
100%
Vihtavuori N550
<<locked>>
81%
41292
65%
**87
98%
Vihtavuori N555
<<locked>>
81%
29486
46%
**48
95%
[Vihtavuori N560]*
<<locked>>
90%
38058
60%
**74
90%
[Vihtavuori N565]*
<<locked>>
94%
36840
58%
**44
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38145
60%
**85
99%
Winchester 760
<<locked>>
81%
43236
68%
**43
97%
[Winchester StaBALL HD]*
<<locked>>
81%
23830
37%
**20
92%

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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