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

Recommended Powder(s): Alliant Reloder-22, Bofors RP5, IMR 7828 SSC, Norma MRP, Ramshot Grand

.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:
<<locked>>
Caliber:
.338-378 Weath. Mag. load data
Case Length (l3):
2.910" | 73.9mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
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:
2026-01-31

Load data for 130 loads in caliber .338-378 Weath. Mag. with .338 | 210gr | Fox Classic Hunter bullet and 65 powders such as Alliant Reloder-22, Bofors RP5, IMR 7828 SSC, Norma MRP, Ramshot Grand. 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
90%
89%
100%
ADI AR 2213
93%
90%
99%
ADI AR 2217
97%
76%
98%
ADI AR 2225
97%
68%
99%
Accurate 3100
93%
89%
100%
Accurate 4350
84%
90%
100%
Accurate MAGPRO
93%
90%
98%
Alliant Reloder-16
86%
89%
100%
Alliant Reloder-19
90%
90%
100%
Alliant Reloder-22
93%
90%
100%
Alliant Reloder-23
94%
90%
100%
Alliant Reloder-25
97%
86%
100%
Alliant Reloder-26
89%
89%
100%
Alliant Reloder-33
97%
71%
93%
Baschieri & Pellagri 109
94%
90%
97%
Bofors RP15
95%
90%
100%
Bofors RP30
97%
80%
98%
Bofors RP5
93%
90%
100%
Bofors RP7
83%
90%
100%
Hodgdon H1000
97%
76%
98%
Hodgdon H4350
88%
89%
100%
Hodgdon H4831
95%
89%
98%
Hodgdon H4831 SC
91%
89%
98%
Hodgdon Hybrid 100V
88%
90%
100%
Hodgdon LVR
83%
90%
100%
Hodgdon Retumbo
97%
68%
99%
Hodgdon TrailBoss
97%
56%
100%
IMR 4350
86%
89%
100%
IMR 4831
89%
90%
100%
IMR 4955 Enduron
93%
90%
99%
IMR 7828 SSC
92%
90%
99%
IMR 7977 Enduron
97%
88%
92%
IMR 8133 Enduron
97%
62%
95%
Lovex S065
84%
90%
100%
Lovex S070
85%
90%
100%
Lovex S071
97%
87%
100%
Norma 204
85%
89%
99%
Norma 217
97%
62%
98%
Norma MRP
91%
89%
100%
Norma URP
85%
89%
100%
Ramshot Grand
90%
89%
99%
Ramshot Hunter
86%
90%
100%
Ramshot Magnum
93%
89%
100%
ReloadSwiss RS 14
97%
57%
100%
ReloadSwiss RS 62
84%
90%
100%
ReloadSwiss RS 70
85%
90%
100%
ReloadSwiss RS 76
97%
85%
100%
ReloadSwiss RS 80
97%
78%
97%
Rottweil R 904
89%
89%
99%
Rottweil R 905
90%
90%
100%
Rottweil R 907
83%
90%
100%
SNPE Vectan Tubal 7000
85%
90%
100%
Shooters World Long Rifle
84%
90%
100%
Somchem S361
88%
90%
98%
Somchem S365
87%
89%
100%
Somchem S385
90%
90%
100%
Vihtavuori N150
85%
89%
100%
Vihtavuori N165
95%
89%
100%
Vihtavuori N555
91%
89%
100%
Vihtavuori N560
93%
90%
99%
Vihtavuori N565
97%
89%
99%
Vihtavuori N568
97%
80%
97%
Vihtavuori N570
97%
76%
93%
Winchester 6.5 StaBALL
84%
89%
100%
Winchester StaBALL HD
95%
90%
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%
[Baschieri & Pellagri 109]*
<<locked>>
81%
38247
60%
**12
90%
Bofors RP15
<<locked>>
81%
35795
56%
**31
95%
[Bofors RP30]*
<<locked>>
81%
29472
46%
**77
90%
Bofors RP5
<<locked>>
81%
38450
60%
**00
96%
Bofors RP7
<<locked>>
81%
53403
84%
**94
100%
[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 Grand
<<locked>>
81%
40843
64%
**69
96%
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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