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Load data for .30-378 Weath. Mag. + .308 | 203gr | Peregrine VLR-4

Recommended Powder(s): ADI AR 2217, Hodgdon H1000, Norma 217, ReloadSwiss RS 80, Vihtavuori N568

.30-378 Weath. Mag. + .308 | 203gr | Peregrine VLR-4

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 203gr | Peregrine VLR-4
Bullet Weight:
203gr | 13.2g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.626" | 41.3mm
Caliber:
.30-378 Weath. Mag. load data
Case Length (l3):
2.913" | 74.0mm
Cartridge Length (C.O.L.):
3.600" | 91.4mm
Seated Depth:
0.939" | 23.8mm
Shank Seated Depth:
0.677" | 17.2mm
Case Capacity:
133.0 Grains of Water | 8.64 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B8120_C333
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:8

Load data for 80 loads in caliber .30-378 Weath. Mag. with .308 | 203gr | Peregrine VLR-4 bullet and 40 powders such as ADI AR 2217, Hodgdon H1000, Norma 217, ReloadSwiss RS 80, Vihtavuori N568. 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 2213
<<locked>>
85%
57348
90%
**40
100%
ADI AR 2217 👍
<<locked>>
93%
57377
90%
**33
100%
ADI AR 2218
<<locked>>
97%
57116
90%
**48
99%
ADI AR 2225
<<locked>>
95%
57043
89%
**59
100%
Accurate 3100
<<locked>>
85%
57174
90%
**28
100%
Accurate 8700
<<locked>>
97%
45701
72%
**36
96%
Accurate MAGPRO
<<locked>>
85%
57363
90%
**53
100%
Alliant Reloder-22
<<locked>>
85%
57334
90%
**20
100%
Alliant Reloder-23
<<locked>>
85%
56797
89%
**44
100%
Alliant Reloder-25
<<locked>>
89%
57305
90%
**23
100%
Alliant Reloder-33
<<locked>>
94%
57261
90%
**99
99%
Alliant Reloder-50
<<locked>>
97%
54563
86%
**40
98%
Hodgdon H1000 👍
<<locked>>
93%
57377
90%
**33
100%
Hodgdon H4831
<<locked>>
88%
57203
90%
**90
100%
Hodgdon H4831 SC
<<locked>>
84%
57203
90%
**90
100%
Hodgdon Retumbo
<<locked>>
95%
57043
89%
**59
100%
[Hodgdon US 869]*
<<locked>>
97%
50067
78%
**05
92%
Hodgdon TrailBoss
<<locked>>
97%
36347
57%
**21
100%
IMR 4955 Enduron
<<locked>>
85%
57058
89%
**64
100%
IMR 7828 SSC
<<locked>>
84%
57377
90%
**49
100%
IMR 7977 Enduron
<<locked>>
90%
57290
90%
**38
96%
IMR 8133 Enduron
<<locked>>
97%
54998
86%
**20
100%
Lovex D100
<<locked>>
94%
57363
90%
**77
95%
Lovex S071
<<locked>>
90%
56884
89%
**28
100%
Norma 217 👍
<<locked>>
97%
56260
88%
**46
100%
Ramshot LRT
<<locked>>
97%
56695
89%
**79
95%
Ramshot Magnum
<<locked>>
85%
57261
90%
**97
100%
ReloadSwiss RS 14
<<locked>>
97%
37478
59%
**67
100%
ReloadSwiss RS 76
<<locked>>
89%
57000
89%
**86
100%
ReloadSwiss RS 80 👍
<<locked>>
91%
56956
89%
**72
100%
SNPE Vectan SP 13
<<locked>>
97%
47297
74%
**53
96%
[Vihtavuori 20N29]*
<<locked>>
97%
45455
71%
**26
93%
[Vihtavuori 24N41]*
<<locked>>
97%
56942
89%
**27
94%
Vihtavuori N165
<<locked>>
87%
57421
90%
**48
100%
Vihtavuori N170
<<locked>>
96%
56826
89%
**81
98%
Vihtavuori N560
<<locked>>
84%
57159
90%
**49
100%
Vihtavuori N565
<<locked>>
88%
57305
90%
**33
100%
Vihtavuori N568 👍
<<locked>>
91%
57058
89%
**69
100%
Vihtavuori N570
<<locked>>
92%
57217
90%
**05
99%
Winchester StaBALL HD
<<locked>>
85%
57159
90%
**23
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
49951
78%
**18
100%
ADI AR 2217
<<locked>>
81%
37318
58%
**66
97%
[ADI AR 2218]*
<<locked>>
83%
33707
53%
**20
90%
ADI AR 2225
<<locked>>
81%
34447
54%
**36
99%
Accurate 3100
<<locked>>
81%
50415
79%
**23
100%
[Accurate 8700]*
<<locked>>
88%
33127
52%
**57
90%
Accurate MAGPRO
<<locked>>
81%
50140
79%
**25
99%
Alliant Reloder-22
<<locked>>
81%
50720
79%
**12
100%
Alliant Reloder-23
<<locked>>
81%
49182
77%
**33
100%
Alliant Reloder-25
<<locked>>
81%
43337
68%
**90
100%
[Alliant Reloder-33]*
<<locked>>
81%
35056
55%
**43
92%
[Alliant Reloder-50]*
<<locked>>
84%
33620
53%
**90
90%
Hodgdon H1000
<<locked>>
81%
37318
58%
**66
97%
Hodgdon H4831
<<locked>>
81%
46180
72%
**97
99%
Hodgdon H4831 SC
<<locked>>
81%
51416
81%
**92
99%
Hodgdon Retumbo
<<locked>>
81%
34447
54%
**36
99%
[Hodgdon US 869]*
<<locked>>
93%
43859
69%
**84
90%
Hodgdon TrailBoss
<<locked>>
81%
29124
46%
**67
100%
IMR 4955 Enduron
<<locked>>
81%
49719
78%
**40
99%
IMR 7828 SSC
<<locked>>
81%
52025
82%
**58
100%
[IMR 7977 Enduron]*
<<locked>>
81%
42322
66%
**62
92%
IMR 8133 Enduron
<<locked>>
81%
31894
50%
**41
95%
[Lovex D100]*
<<locked>>
85%
42264
66%
**98
90%
Lovex S071
<<locked>>
81%
43366
68%
**08
100%
Norma 217
<<locked>>
81%
32358
51%
**74
97%
[Ramshot LRT]*
<<locked>>
90%
44193
69%
**30
90%
Ramshot Magnum
<<locked>>
81%
49168
77%
**66
100%
ReloadSwiss RS 14
<<locked>>
81%
29863
47%
**03
100%
ReloadSwiss RS 76
<<locked>>
81%
42105
66%
**30
100%
ReloadSwiss RS 80
<<locked>>
81%
38551
60%
**25
96%
[SNPE Vectan SP 13]*
<<locked>>
87%
33634
53%
**48
90%
[Vihtavuori 20N29]*
<<locked>>
92%
38087
60%
**69
90%
[Vihtavuori 24N41]*
<<locked>>
90%
44208
69%
**00
90%
Vihtavuori N165
<<locked>>
81%
46630
73%
**77
100%
[Vihtavuori N170]*
<<locked>>
81%
35592
56%
**57
91%
Vihtavuori N560
<<locked>>
81%
50995
80%
**48
99%
Vihtavuori N565
<<locked>>
81%
44802
70%
**03
99%
Vihtavuori N568
<<locked>>
81%
39682
62%
**41
96%
[Vihtavuori N570]*
<<locked>>
81%
37927
59%
**25
93%
Winchester StaBALL HD
<<locked>>
81%
49298
77%
**08
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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