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Load data for .338-378 Weath. Mag. + .338 | 210gr | Fox Classic Hunter

Recommended Powder(s): Alliant Reloder-22, Alliant Reloder-25, IMR 7828 SSC, Norma MRP, Ramshot Magnum

.338-378 Weath. Mag. + .338 | 210gr | Fox Classic Hunter

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 210gr | Fox Classic Hunter
Manufacturer SKU:
8.5 mm (0.338) - 185 gr
Bullet Weight:
210gr | 13.6g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.457" | 37.0mm
Caliber:
.338-378 Weath. Mag. load data
Case Length (l3):
2.910" | 73.9mm
Cartridge Length (C.O.L.):
3.694" | 93.8mm
Seated Depth:
0.673" | 17.1mm
Shank Seated Depth:
0.673" | 17.1mm
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_B7122_C472
Last updated:
2025-09-18

Load data for 118 loads in caliber .338-378 Weath. Mag. with .338 | 210gr | Fox Classic Hunter bullet and 59 powders such as Alliant Reloder-22, Alliant Reloder-25, IMR 7828 SSC, Norma MRP, Ramshot Magnum. 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>>
90%
57029
89%
**28
100%
ADI AR 2213
<<locked>>
93%
57203
90%
**61
99%
ADI AR 2217
<<locked>>
97%
48254
76%
**04
98%
ADI AR 2225
<<locked>>
97%
43424
68%
**64
99%
Accurate 3100
<<locked>>
93%
57087
89%
**56
100%
Accurate 4350
<<locked>>
84%
57406
90%
**82
100%
Accurate MAGPRO
<<locked>>
93%
57145
90%
**68
98%
Alliant Reloder-16
<<locked>>
86%
57029
89%
**22
100%
Alliant Reloder-19
<<locked>>
90%
57363
90%
**25
100%
Alliant Reloder-22 👍
<<locked>>
93%
57377
90%
**58
100%
Alliant Reloder-23
<<locked>>
94%
57145
90%
**09
100%
Alliant Reloder-25 👍
<<locked>>
97%
54679
86%
**31
100%
Alliant Reloder-26
<<locked>>
89%
56971
89%
**81
100%
[Alliant Reloder-33]*
<<locked>>
97%
45078
71%
**87
93%
Hodgdon H1000
<<locked>>
97%
48254
76%
**04
98%
Hodgdon H4350
<<locked>>
88%
57014
89%
**69
100%
Hodgdon H4831
<<locked>>
95%
57000
89%
**02
98%
Hodgdon H4831 SC
<<locked>>
91%
57000
89%
**02
98%
Hodgdon Hybrid 100V
<<locked>>
88%
57377
90%
**43
100%
Hodgdon LVR
<<locked>>
83%
57319
90%
**92
100%
Hodgdon Retumbo
<<locked>>
97%
43424
68%
**64
99%
Hodgdon TrailBoss
<<locked>>
97%
35737
56%
**70
100%
IMR 4350
<<locked>>
86%
56942
89%
**63
100%
IMR 4831
<<locked>>
89%
57334
90%
**72
100%
IMR 4955 Enduron
<<locked>>
93%
57319
90%
**69
99%
IMR 7828 SSC 👍
<<locked>>
92%
57174
90%
**74
99%
[IMR 7977 Enduron]*
<<locked>>
97%
56347
88%
**04
92%
IMR 8133 Enduron
<<locked>>
97%
39450
62%
**62
95%
Lovex S065
<<locked>>
84%
57363
90%
**43
100%
Lovex S070
<<locked>>
85%
57246
90%
**66
100%
Lovex S071
<<locked>>
97%
55535
87%
**43
100%
Norma 204
<<locked>>
85%
57072
89%
**02
99%
Norma 217
<<locked>>
97%
39407
62%
**85
98%
Norma MRP 👍
<<locked>>
91%
57029
89%
**68
100%
Norma URP
<<locked>>
85%
56898
89%
**86
100%
Ramshot Hunter
<<locked>>
86%
57377
90%
**12
100%
Ramshot Magnum 👍
<<locked>>
93%
56840
89%
**31
100%
ReloadSwiss RS 14
<<locked>>
97%
36593
57%
**16
100%
ReloadSwiss RS 62
<<locked>>
84%
57363
90%
**09
100%
ReloadSwiss RS 70
<<locked>>
85%
57348
90%
**54
100%
ReloadSwiss RS 76
<<locked>>
97%
54360
85%
**04
100%
ReloadSwiss RS 80
<<locked>>
97%
49777
78%
**76
97%
Rottweil R 904
<<locked>>
89%
57087
89%
**76
99%
Rottweil R 905
<<locked>>
90%
57377
90%
**15
100%
Rottweil R 907
<<locked>>
83%
57246
90%
**49
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
57435
90%
**13
100%
Shooters World Long Rifle
<<locked>>
84%
57363
90%
**43
100%
Somchem S361
<<locked>>
88%
57188
90%
**46
98%
Somchem S365
<<locked>>
87%
57058
89%
**72
100%
Somchem S385
<<locked>>
90%
57334
90%
**86
100%
Vihtavuori N150
<<locked>>
85%
57058
89%
**81
100%
Vihtavuori N165
<<locked>>
95%
57029
89%
**66
100%
Vihtavuori N555
<<locked>>
91%
56971
89%
**05
100%
Vihtavuori N560
<<locked>>
93%
57406
90%
**91
99%
Vihtavuori N565
<<locked>>
97%
56811
89%
**48
99%
Vihtavuori N568
<<locked>>
97%
50923
80%
**92
97%
[Vihtavuori N570]*
<<locked>>
97%
48283
76%
**69
93%
Winchester 6.5 StaBALL
<<locked>>
84%
56985
89%
**10
100%
Winchester StaBALL HD
<<locked>>
95%
57348
90%
**07
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
42583
67%
**59
97%
[ADI AR 2213]*
<<locked>>
81%
38174
60%
**87
94%
[ADI AR 2217]*
<<locked>>
84%
31096
49%
**84
90%
[ADI AR 2225]*
<<locked>>
82%
26165
41%
**65
90%
Accurate 3100
<<locked>>
81%
38537
60%
**31
98%
Accurate 4350
<<locked>>
81%
51372
80%
**97
100%
[Accurate MAGPRO]*
<<locked>>
81%
37362
59%
**71
91%
Alliant Reloder-16
<<locked>>
81%
49081
77%
**94
100%
Alliant Reloder-19
<<locked>>
81%
42685
67%
**59
97%
Alliant Reloder-22
<<locked>>
81%
38450
60%
**00
96%
Alliant Reloder-23
<<locked>>
81%
37057
58%
**51
100%
Alliant Reloder-25
<<locked>>
81%
32053
50%
**59
97%
Alliant Reloder-26
<<locked>>
81%
41118
64%
**05
100%
[Alliant Reloder-33]*
<<locked>>
93%
39639
62%
**69
90%
[Hodgdon H1000]*
<<locked>>
84%
31096
49%
**84
90%
Hodgdon H4350
<<locked>>
81%
46137
72%
**76
99%
[Hodgdon H4831]*
<<locked>>
81%
35723
56%
**82
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
40147
63%
**84
94%
Hodgdon Hybrid 100V
<<locked>>
81%
46238
72%
**72
100%
Hodgdon LVR
<<locked>>
81%
53461
84%
**27
100%
[Hodgdon Retumbo]*
<<locked>>
82%
26165
41%
**65
90%
Hodgdon TrailBoss
<<locked>>
81%
28514
45%
**16
100%
IMR 4350
<<locked>>
81%
48559
76%
**18
99%
IMR 4831
<<locked>>
81%
44048
69%
**49
100%
[IMR 4955 Enduron]*
<<locked>>
81%
39827
62%
**48
94%
IMR 7828 SSC
<<locked>>
81%
39030
61%
**23
95%
[IMR 7977 Enduron]*
<<locked>>
93%
49211
77%
**82
90%
[IMR 8133 Enduron]*
<<locked>>
89%
30589
48%
**20
90%
Lovex S065
<<locked>>
81%
52112
82%
**64
100%
Lovex S070
<<locked>>
81%
50560
79%
**58
100%
Lovex S071
<<locked>>
81%
33040
52%
**97
97%
Norma 204
<<locked>>
81%
48921
77%
**61
98%
[Norma 217]*
<<locked>>
85%
26818
42%
**25
90%
Norma MRP
<<locked>>
81%
40538
64%
**69
98%
Norma URP
<<locked>>
81%
50140
79%
**81
100%
Ramshot Hunter
<<locked>>
81%
48907
77%
**74
100%
Ramshot Magnum
<<locked>>
81%
35752
56%
**31
96%
ReloadSwiss RS 14
<<locked>>
81%
29066
46%
**52
100%
ReloadSwiss RS 62
<<locked>>
81%
51329
80%
**13
100%
ReloadSwiss RS 70
<<locked>>
81%
49719
78%
**33
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
30342
48%
**39
93%
[ReloadSwiss RS 80]*
<<locked>>
87%
33504
52%
**12
90%
Rottweil R 904
<<locked>>
81%
43903
69%
**40
96%
Rottweil R 905
<<locked>>
81%
42119
66%
**40
97%
Rottweil R 907
<<locked>>
81%
53403
84%
**94
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
51184
80%
**15
100%
Shooters World Long Rifle
<<locked>>
81%
52112
82%
**64
100%
Somchem S361
<<locked>>
81%
44831
70%
**23
96%
Somchem S365
<<locked>>
81%
47268
74%
**28
100%
Somchem S385
<<locked>>
81%
42714
67%
**23
98%
Vihtavuori N150
<<locked>>
81%
49922
78%
**76
100%
Vihtavuori N165
<<locked>>
81%
36013
56%
**62
96%
Vihtavuori N555
<<locked>>
81%
41437
65%
**40
100%
[Vihtavuori N560]*
<<locked>>
81%
38464
60%
**07
94%
[Vihtavuori N565]*
<<locked>>
81%
33228
52%
**62
91%
[Vihtavuori N568]*
<<locked>>
87%
34867
55%
**35
90%
[Vihtavuori N570]*
<<locked>>
92%
40451
63%
**92
90%
Winchester 6.5 StaBALL
<<locked>>
81%
50850
80%
**25
100%
Winchester StaBALL HD
<<locked>>
81%
33388
52%
**80
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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