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Load data for .338-378 Weath. Mag. + .338 | 206gr | Peregrine VLR-5

Recommended Powder(s): ADI AR 2209, Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum

.338-378 Weath. Mag. + .338 | 206gr | Peregrine VLR-5

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 206gr | Peregrine VLR-5
Bullet Weight:
206gr | 13.3g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.445" | 36.7mm
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:
0.661" | 16.8mm
Shank Seated Depth:
0.417" | 10.6mm
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_B8155_C472
Last updated:
2025-09-18
Recommended Twist Rate:
1:13 - 1:11

Load data for 122 loads in caliber .338-378 Weath. Mag. with .338 | 206gr | Peregrine VLR-5 bullet and 61 powders such as ADI AR 2209, Alliant Reloder-22, Alliant Reloder-25, 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%
57334
90%
**61
100%
ADI AR 2213
<<locked>>
93%
57058
89%
**84
99%
ADI AR 2217
<<locked>>
97%
48196
76%
**27
98%
ADI AR 2225
<<locked>>
97%
42902
67%
**67
99%
Accurate 3100
<<locked>>
93%
57203
90%
**86
100%
Accurate 4350
<<locked>>
84%
57421
90%
**15
100%
Accurate MAGPRO
<<locked>>
93%
57232
90%
**97
98%
Alliant Reloder-16
<<locked>>
86%
57029
89%
**54
100%
Alliant Reloder-19
<<locked>>
90%
57188
90%
**51
100%
Alliant Reloder-22 👍
<<locked>>
93%
57217
90%
**84
100%
Alliant Reloder-23
<<locked>>
94%
56884
89%
**35
100%
Alliant Reloder-25 👍
<<locked>>
97%
54433
85%
**64
100%
Alliant Reloder-26
<<locked>>
90%
57319
90%
**17
100%
[Alliant Reloder-33]*
<<locked>>
97%
44599
70%
**97
92%
Hodgdon H1000
<<locked>>
97%
48196
76%
**27
98%
Hodgdon H4350
<<locked>>
88%
57087
89%
**89
100%
Hodgdon H4831
<<locked>>
95%
57000
89%
**35
98%
Hodgdon H4831 SC
<<locked>>
92%
57348
90%
**35
98%
Hodgdon Hybrid 100V
<<locked>>
88%
57363
90%
**72
100%
Hodgdon LVR
<<locked>>
83%
57334
90%
**25
100%
Hodgdon Retumbo
<<locked>>
97%
42902
67%
**67
99%
Hodgdon Superperformance
<<locked>>
83%
57217
90%
**64
100%
Hodgdon TrailBoss
<<locked>>
97%
35563
56%
**90
100%
IMR 4350
<<locked>>
86%
56884
89%
**92
100%
IMR 4831
<<locked>>
90%
57276
90%
**92
100%
IMR 4955 Enduron
<<locked>>
93%
57159
90%
**95
98%
IMR 7828 SSC
<<locked>>
92%
57232
90%
**07
99%
[IMR 7977 Enduron]*
<<locked>>
97%
56159
88%
**23
92%
IMR 8133 Enduron
<<locked>>
97%
38812
61%
**69
95%
Lovex S065
<<locked>>
84%
56869
89%
**69
100%
Lovex S070
<<locked>>
85%
57246
90%
**95
100%
Lovex S071
<<locked>>
97%
54795
86%
**56
100%
Norma 204
<<locked>>
86%
57305
90%
**28
99%
Norma 217
<<locked>>
97%
39102
61%
**02
97%
Norma MRP 👍
<<locked>>
91%
57159
90%
**07
100%
Norma URP
<<locked>>
85%
56898
89%
**15
100%
Ramshot Hunter
<<locked>>
86%
56898
89%
**28
100%
Ramshot Magnum 👍
<<locked>>
93%
57116
89%
**58
100%
ReloadSwiss RS 14
<<locked>>
97%
36492
57%
**36
100%
ReloadSwiss RS 62
<<locked>>
84%
57334
90%
**31
100%
ReloadSwiss RS 70
<<locked>>
85%
57159
90%
**81
100%
ReloadSwiss RS 76
<<locked>>
97%
54114
85%
**27
100%
ReloadSwiss RS 80
<<locked>>
97%
49211
77%
**89
97%
Rottweil R 904
<<locked>>
89%
57000
89%
**05
99%
Rottweil R 905
<<locked>>
90%
57232
90%
**41
100%
Rottweil R 907
<<locked>>
83%
57334
90%
**86
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
57087
89%
**33
100%
Shooters World Long Rifle
<<locked>>
84%
56869
89%
**69
100%
Somchem S361
<<locked>>
88%
56927
89%
**69
98%
Somchem S365
<<locked>>
87%
56985
89%
**02
100%
Somchem S385
<<locked>>
90%
57406
90%
**15
100%
Vihtavuori N150
<<locked>>
86%
57174
90%
**13
100%
Vihtavuori N160
<<locked>>
83%
57305
90%
**82
100%
Vihtavuori N165
<<locked>>
95%
57188
90%
**92
100%
Vihtavuori N555
<<locked>>
91%
57159
90%
**35
100%
Vihtavuori N560
<<locked>>
93%
57087
89%
**10
99%
Vihtavuori N565
<<locked>>
97%
57363
90%
**87
99%
Vihtavuori N568
<<locked>>
97%
50111
79%
**95
96%
[Vihtavuori N570]*
<<locked>>
97%
47834
75%
**86
93%
Winchester 6.5 StaBALL
<<locked>>
85%
57159
90%
**43
100%
Winchester StaBALL HD
<<locked>>
95%
57188
90%
**36
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
42279
66%
**85
97%
[ADI AR 2213]*
<<locked>>
81%
37768
59%
**03
94%
[ADI AR 2217]*
<<locked>>
85%
31546
49%
**20
90%
[ADI AR 2225]*
<<locked>>
82%
26643
42%
**05
90%
Accurate 3100
<<locked>>
81%
38000
60%
**38
98%
Accurate 4350
<<locked>>
81%
50720
79%
**07
100%
[Accurate MAGPRO]*
<<locked>>
81%
37130
58%
**84
91%
Alliant Reloder-16
<<locked>>
81%
48660
76%
**23
100%
Alliant Reloder-19
<<locked>>
81%
42177
66%
**66
97%
Alliant Reloder-22
<<locked>>
81%
38130
60%
**10
96%
Alliant Reloder-23
<<locked>>
81%
36593
57%
**71
100%
Alliant Reloder-25
<<locked>>
81%
31705
50%
**79
97%
Alliant Reloder-26
<<locked>>
81%
40828
64%
**22
100%
[Alliant Reloder-33]*
<<locked>>
94%
39755
62%
**95
90%
[Hodgdon H1000]*
<<locked>>
85%
31546
49%
**20
90%
Hodgdon H4350
<<locked>>
81%
45876
72%
**95
98%
[Hodgdon H4831]*
<<locked>>
81%
35578
56%
**92
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
39624
62%
**00
94%
Hodgdon Hybrid 100V
<<locked>>
81%
45847
72%
**99
100%
Hodgdon LVR
<<locked>>
81%
52997
83%
**53
100%
[Hodgdon Retumbo]*
<<locked>>
82%
26643
42%
**05
90%
Hodgdon Superperformance
<<locked>>
81%
52895
83%
**92
100%
Hodgdon TrailBoss
<<locked>>
81%
28427
45%
**36
100%
IMR 4350
<<locked>>
81%
48254
76%
**44
99%
IMR 4831
<<locked>>
81%
43700
68%
**62
100%
[IMR 4955 Enduron]*
<<locked>>
81%
39610
62%
**64
94%
[IMR 7828 SSC]*
<<locked>>
81%
38870
61%
**43
94%
[IMR 7977 Enduron]*
<<locked>>
93%
49530
78%
**12
90%
[IMR 8133 Enduron]*
<<locked>>
90%
30951
49%
**52
90%
Lovex S065
<<locked>>
81%
51837
81%
**81
100%
Lovex S070
<<locked>>
81%
50241
79%
**74
100%
Lovex S071
<<locked>>
81%
32663
51%
**07
96%
Norma 204
<<locked>>
81%
48849
77%
**87
98%
[Norma 217]*
<<locked>>
86%
26861
42%
**44
90%
Norma MRP
<<locked>>
81%
40030
63%
**85
98%
Norma URP
<<locked>>
81%
49574
78%
**90
100%
Ramshot Hunter
<<locked>>
81%
48588
76%
**94
100%
Ramshot Magnum
<<locked>>
81%
35201
55%
**38
95%
ReloadSwiss RS 14
<<locked>>
81%
28964
45%
**72
100%
ReloadSwiss RS 62
<<locked>>
81%
51082
80%
**36
100%
ReloadSwiss RS 70
<<locked>>
81%
49211
77%
**53
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
30052
47%
**46
93%
[ReloadSwiss RS 80]*
<<locked>>
87%
34011
53%
**48
90%
Rottweil R 904
<<locked>>
81%
43627
68%
**66
96%
Rottweil R 905
<<locked>>
81%
41713
65%
**59
97%
Rottweil R 907
<<locked>>
81%
52895
83%
**07
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
50879
80%
**35
100%
Shooters World Long Rifle
<<locked>>
81%
51837
81%
**81
100%
Somchem S361
<<locked>>
81%
44425
70%
**43
95%
Somchem S365
<<locked>>
81%
46673
73%
**51
100%
Somchem S385
<<locked>>
81%
42279
66%
**46
98%
Vihtavuori N150
<<locked>>
81%
49487
78%
**02
100%
Vihtavuori N160
<<locked>>
81%
53388
84%
**20
100%
Vihtavuori N165
<<locked>>
81%
35563
56%
**82
95%
Vihtavuori N555
<<locked>>
81%
41147
64%
**56
100%
[Vihtavuori N560]*
<<locked>>
81%
38029
60%
**23
93%
[Vihtavuori N565]*
<<locked>>
81%
32880
52%
**75
91%
[Vihtavuori N568]*
<<locked>>
87%
35143
55%
**71
90%
[Vihtavuori N570]*
<<locked>>
92%
40785
64%
**28
90%
Winchester 6.5 StaBALL
<<locked>>
81%
50560
79%
**44
100%
Winchester StaBALL HD
<<locked>>
81%
33112
52%
**97
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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