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Load data for .378 Weath. Mag. + .375 | 245gr | AERO SOLR,- smax:19.60

Recommended Powder(s): Alliant Reloder-16, Hodgdon H414, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.378 Weath. Mag. + .375 | 245gr | AERO SOLR,- smax:19.60

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 245gr | AERO SOLR,- smax:19.60
Bullet Weight:
245gr | 15.9g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.382" | 35.1mm
Caliber:
.378 Weath. Mag. load data
Case Length (l3):
2.913" | 74.0mm
Cartridge Length (C.O.L.):
3.600" | 91.4mm
Seated Depth:
0.695" | 17.6mm
Shank Seated Depth:
0.695" | 17.6mm
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_B115_C577
Last updated:
2025-01-01

Load data for 174 loads in caliber .378 Weath. Mag. with .375 | 245gr | AERO SOLR,- smax:19.60 bullet and 87 powders such as Alliant Reloder-16, Hodgdon H414, 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>>
88%
57261
90%
**43
100%
ADI AR 2209
<<locked>>
97%
52475
82%
**43
97%
[ADI AR 2213]*
<<locked>>
97%
47282
74%
**71
94%
Accurate 2700
<<locked>>
89%
57029
89%
**97
98%
Accurate 3100
<<locked>>
97%
45614
71%
**89
98%
Accurate 4064
<<locked>>
87%
57377
90%
**13
100%
Accurate 4350
<<locked>>
94%
57203
90%
**05
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
57276
90%
**49
100%
Alliant Reloder-15
<<locked>>
86%
57377
90%
**76
100%
Alliant Reloder-16 👍
<<locked>>
96%
57203
90%
**45
100%
Alliant Reloder-17
<<locked>>
91%
57130
90%
**51
100%
Alliant Reloder-19
<<locked>>
97%
51953
81%
**43
97%
Alliant Reloder-22
<<locked>>
97%
45905
72%
**74
96%
Alliant Reloder-23
<<locked>>
97%
43018
67%
**18
100%
Alliant Reloder-25
<<locked>>
97%
37608
59%
**07
96%
Alliant Reloder-26
<<locked>>
97%
49023
77%
**02
100%
Hodgdon CFE223
<<locked>>
86%
57246
90%
**05
100%
Hodgdon H380
<<locked>>
87%
57305
90%
**63
100%
Hodgdon H414 👍
<<locked>>
90%
57087
89%
**22
99%
Hodgdon H4350
<<locked>>
97%
56985
89%
**56
99%
[Hodgdon H4831]*
<<locked>>
97%
43482
68%
**46
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
49617
78%
**64
94%
Hodgdon Hybrid 100V
<<locked>>
97%
56231
88%
**49
100%
Hodgdon LVR
<<locked>>
92%
57276
90%
**02
100%
Hodgdon Superperformance
<<locked>>
92%
57058
89%
**48
99%
Hodgdon VARGET
<<locked>>
88%
57188
90%
**36
100%
Hodgdon TrailBoss
<<locked>>
96%
34330
54%
**91
100%
IMR 3031
<<locked>>
85%
57087
89%
**20
100%
IMR 4064
<<locked>>
89%
57159
90%
**33
100%
IMR 4166 Enduron
<<locked>>
90%
57377
90%
**27
99%
IMR 4350
<<locked>>
95%
57130
90%
**59
99%
IMR 4451 Enduron
<<locked>>
91%
57435
90%
**46
99%
IMR 4831
<<locked>>
97%
52402
82%
**20
100%
IMR 4895
<<locked>>
85%
57334
90%
**82
100%
[IMR 4955 Enduron]*
<<locked>>
97%
48892
77%
**15
94%
[IMR 7828 SSC]*
<<locked>>
97%
48211
76%
**10
94%
Lovex S060
<<locked>>
83%
56942
89%
**87
100%
Lovex S062
<<locked>>
87%
57319
90%
**23
100%
Lovex S065
<<locked>>
93%
57072
89%
**43
100%
Lovex S070
<<locked>>
94%
57000
89%
**59
99%
Lovex S071
<<locked>>
97%
37811
59%
**31
96%
Norma 201
<<locked>>
84%
57014
89%
**10
100%
Norma 202
<<locked>>
83%
57392
90%
**04
100%
Norma 203B
<<locked>>
86%
57130
90%
**69
100%
Norma 204
<<locked>>
95%
57130
90%
**05
98%
Norma MRP
<<locked>>
97%
48341
76%
**56
98%
Norma URP
<<locked>>
95%
57334
90%
**09
100%
Ramshot Big Game
<<locked>>
86%
57101
89%
**79
100%
Ramshot Hunter 👍
<<locked>>
95%
57276
90%
**25
100%
Ramshot Magnum
<<locked>>
97%
44251
69%
**12
96%
ReloadSwiss RS 14
<<locked>>
97%
35259
55%
**37
100%
ReloadSwiss RS 50
<<locked>>
87%
57232
90%
**43
99%
ReloadSwiss RS 52
<<locked>>
86%
57334
90%
**82
100%
ReloadSwiss RS 60
<<locked>>
92%
57406
90%
**81
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
57014
89%
**28
100%
ReloadSwiss RS 70 👍
<<locked>>
95%
57087
89%
**74
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
36260
57%
**97
93%
Rottweil R 902
<<locked>>
85%
57290
90%
**00
100%
Rottweil R 903
<<locked>>
89%
57029
89%
**53
100%
Rottweil R 904
<<locked>>
97%
54418
85%
**23
96%
Rottweil R 905
<<locked>>
97%
50763
80%
**17
97%
Rottweil R 907
<<locked>>
92%
57305
90%
**46
99%
SNPE Vectan SP 11
<<locked>>
88%
57421
90%
**95
100%
SNPE Vectan SP 9
<<locked>>
84%
57334
90%
**49
100%
SNPE Vectan Tubal 3000
<<locked>>
83%
57116
90%
**31
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
57029
89%
**18
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
57043
89%
**90
99%
Shooters World Long Rifle
<<locked>>
93%
57072
89%
**43
100%
Shooters World Precision
<<locked>>
87%
57319
90%
**23
100%
Somchem S335
<<locked>>
83%
57116
89%
**28
100%
Somchem S355
<<locked>>
89%
57276
90%
**46
100%
Somchem S361
<<locked>>
97%
56623
89%
**27
96%
Somchem S365
<<locked>>
97%
56318
88%
**12
100%
Somchem S385
<<locked>>
97%
51808
81%
**07
98%
Vihtavuori N133
<<locked>>
85%
57188
90%
**08
100%
Vihtavuori N135
<<locked>>
91%
57392
90%
**61
100%
Vihtavuori N140
<<locked>>
85%
57145
90%
**67
100%
Vihtavuori N150
<<locked>>
95%
57377
90%
**10
100%
Vihtavuori N160
<<locked>>
92%
57000
89%
**66
100%
Vihtavuori N165
<<locked>>
97%
42859
67%
**30
95%
Vihtavuori N540
<<locked>>
85%
57174
90%
**04
100%
Vihtavuori N550
<<locked>>
92%
57261
90%
**12
100%
Vihtavuori N555
<<locked>>
97%
48341
76%
**97
100%
[Vihtavuori N560]*
<<locked>>
97%
46093
72%
**84
93%
Winchester 6.5 StaBALL
<<locked>>
93%
57072
89%
**36
100%
Winchester 760
<<locked>>
90%
57087
89%
**22
99%
Winchester StaBALL HD
<<locked>>
97%
36550
57%
**41
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
45527
71%
**40
99%
[ADI AR 2209]*
<<locked>>
84%
33924
53%
**49
90%
[ADI AR 2213]*
<<locked>>
91%
38290
60%
**77
90%
Accurate 2700
<<locked>>
81%
43772
69%
**64
96%
[Accurate 3100]*
<<locked>>
82%
26760
42%
**49
90%
Accurate 4064
<<locked>>
81%
47514
74%
**69
100%
Accurate 4350
<<locked>>
81%
35911
56%
**05
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
45861
72%
**66
100%
Alliant Reloder-15
<<locked>>
81%
49052
77%
**38
100%
Alliant Reloder-16
<<locked>>
81%
35404
55%
**25
97%
Alliant Reloder-17
<<locked>>
81%
40350
63%
**59
100%
[Alliant Reloder-19]*
<<locked>>
83%
33286
52%
**30
90%
[Alliant Reloder-22]*
<<locked>>
88%
33475
52%
**79
90%
[Alliant Reloder-23]*
<<locked>>
81%
25643
40%
**56
94%
[Alliant Reloder-25]*
<<locked>>
87%
27659
43%
**15
90%
[Alliant Reloder-26]*
<<locked>>
81%
27238
43%
**54
91%
Hodgdon CFE223
<<locked>>
81%
48385
76%
**58
100%
Hodgdon H380
<<locked>>
81%
46615
73%
**89
99%
Hodgdon H414
<<locked>>
81%
41829
66%
**46
96%
[Hodgdon H4350]*
<<locked>>
81%
34563
54%
**20
92%
[Hodgdon H4831]*
<<locked>>
94%
39030
61%
**51
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
39030
61%
**51
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32938
52%
**20
98%
Hodgdon LVR
<<locked>>
81%
39059
61%
**77
97%
[Hodgdon Superperformance]*
<<locked>>
81%
37420
59%
**67
94%
Hodgdon VARGET
<<locked>>
81%
45252
71%
**40
99%
Hodgdon TrailBoss
<<locked>>
81%
27398
43%
**40
100%
IMR 3031
<<locked>>
81%
50372
79%
**22
100%
IMR 4064
<<locked>>
81%
44817
70%
**23
99%
IMR 4166 Enduron
<<locked>>
81%
44092
69%
**87
97%
[IMR 4350]*
<<locked>>
81%
36260
57%
**62
93%
IMR 4451 Enduron
<<locked>>
81%
42206
66%
**77
96%
IMR 4831
<<locked>>
81%
31459
49%
**77
95%
IMR 4895
<<locked>>
81%
50386
79%
**64
100%
[IMR 4955 Enduron]*
<<locked>>
89%
38232
60%
**95
90%
[IMR 7828 SSC]*
<<locked>>
90%
38261
60%
**84
90%
Lovex S060
<<locked>>
81%
53084
83%
**31
100%
Lovex S062
<<locked>>
81%
48109
75%
**82
100%
Lovex S065
<<locked>>
81%
39436
62%
**15
97%
Lovex S070
<<locked>>
81%
37666
59%
**92
95%
[Lovex S071]*
<<locked>>
87%
26832
42%
**46
90%
Norma 201
<<locked>>
81%
52547
82%
**44
100%
Norma 202
<<locked>>
81%
53142
83%
**41
100%
Norma 203B
<<locked>>
81%
48414
76%
**25
100%
[Norma 204]*
<<locked>>
81%
35723
56%
**82
91%
[Norma MRP]*
<<locked>>
83%
30211
47%
**13
90%
Norma URP
<<locked>>
81%
36042
56%
**15
97%
Ramshot Big Game
<<locked>>
81%
48878
77%
**44
100%
Ramshot Hunter
<<locked>>
81%
35085
55%
**92
95%
[Ramshot Magnum]*
<<locked>>
89%
32532
51%
**33
90%
ReloadSwiss RS 14
<<locked>>
81%
27891
44%
**80
100%
ReloadSwiss RS 50
<<locked>>
81%
46746
73%
**72
98%
ReloadSwiss RS 52
<<locked>>
81%
48327
76%
**38
100%
ReloadSwiss RS 60
<<locked>>
81%
39044
61%
**56
100%
ReloadSwiss RS 62
<<locked>>
81%
35810
56%
**28
97%
ReloadSwiss RS 70
<<locked>>
81%
35172
55%
**35
96%
[ReloadSwiss RS 76]*
<<locked>>
94%
32677
51%
**89
90%
Rottweil R 902
<<locked>>
81%
49850
78%
**92
100%
Rottweil R 903
<<locked>>
81%
43221
68%
**20
100%
[Rottweil R 904]*
<<locked>>
84%
36274
57%
**59
90%
[Rottweil R 905]*
<<locked>>
84%
32735
51%
**26
90%
Rottweil R 907
<<locked>>
81%
40683
64%
**38
95%
SNPE Vectan SP 11
<<locked>>
81%
44628
70%
**76
100%
SNPE Vectan SP 9
<<locked>>
81%
52301
82%
**67
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
53490
84%
**76
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44976
70%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
38595
60%
**59
95%
Shooters World Long Rifle
<<locked>>
81%
39436
62%
**15
97%
Shooters World Precision
<<locked>>
81%
48109
75%
**82
100%
Somchem S335
<<locked>>
81%
53200
83%
**72
100%
Somchem S355
<<locked>>
81%
43613
68%
**20
100%
[Somchem S361]*
<<locked>>
86%
38914
61%
**89
90%
Somchem S365
<<locked>>
81%
32387
51%
**66
99%
[Somchem S385]*
<<locked>>
81%
30313
48%
**41
90%
Vihtavuori N133
<<locked>>
81%
50502
79%
**13
100%
Vihtavuori N135
<<locked>>
81%
42438
66%
**38
100%
Vihtavuori N140
<<locked>>
81%
49763
78%
**59
100%
Vihtavuori N150
<<locked>>
81%
37246
58%
**62
100%
Vihtavuori N160
<<locked>>
81%
39131
61%
**44
98%
[Vihtavuori N165]*
<<locked>>
88%
31444
49%
**57
90%
Vihtavuori N540
<<locked>>
81%
49284
77%
**85
100%
Vihtavuori N550
<<locked>>
81%
39682
62%
**94
98%
[Vihtavuori N555]*
<<locked>>
81%
27862
44%
**34
94%
[Vihtavuori N560]*
<<locked>>
92%
38696
61%
**13
90%
Winchester 6.5 StaBALL
<<locked>>
81%
36912
58%
**85
99%
Winchester 760
<<locked>>
81%
41829
66%
**46
96%
[Winchester StaBALL HD]*
<<locked>>
81%
22495
35%
**90
90%

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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