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Load data for .30-378 Weath. Mag. + .308 | 183gr | Peregrine VLR-4

Recommended Powder(s): ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, Vihtavuori N565

.30-378 Weath. Mag. + .308 | 183gr | Peregrine VLR-4

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 183gr | Peregrine VLR-4
Bullet Weight:
183gr | 11.9g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.500" | 38.1mm
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:
0.813" | 20.6mm
Shank Seated Depth:
0.559" | 14.2mm
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_B8111_C333
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:9

Load data for 92 loads in caliber .30-378 Weath. Mag. with .308 | 183gr | Peregrine VLR-4 bullet and 46 powders such as ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, Vihtavuori N565. 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>>
84%
57174
90%
**35
100%
ADI AR 2213
<<locked>>
87%
57203
90%
**68
100%
ADI AR 2217 👍
<<locked>>
95%
57203
90%
**64
100%
ADI AR 2218
<<locked>>
97%
53272
83%
**97
97%
ADI AR 2225 👍
<<locked>>
97%
56420
88%
**84
100%
Accurate 3100
<<locked>>
86%
57072
89%
**63
100%
[Accurate 8700]*
<<locked>>
97%
42525
67%
**85
93%
Accurate MAGPRO
<<locked>>
87%
57421
90%
**84
99%
Alliant Reloder-19
<<locked>>
84%
57232
90%
**31
100%
Alliant Reloder-22
<<locked>>
86%
57014
89%
**61
100%
Alliant Reloder-23
<<locked>>
87%
57130
90%
**82
100%
Alliant Reloder-25
<<locked>>
91%
57174
90%
**54
100%
Alliant Reloder-33
<<locked>>
96%
57319
90%
**20
98%
Alliant Reloder-50
<<locked>>
97%
51126
80%
**99
96%
Hodgdon H1000 👍
<<locked>>
95%
57203
90%
**64
100%
Hodgdon H4831
<<locked>>
89%
57217
90%
**18
99%
Hodgdon H4831 SC
<<locked>>
86%
57217
90%
**18
99%
Hodgdon Retumbo 👍
<<locked>>
97%
56420
88%
**84
100%
Hodgdon TrailBoss
<<locked>>
97%
36318
57%
**16
100%
IMR 4831
<<locked>>
83%
57348
90%
**63
100%
IMR 4955 Enduron
<<locked>>
87%
57377
90%
**95
100%
IMR 7828 SSC
<<locked>>
85%
57421
90%
**74
100%
IMR 7977 Enduron
<<locked>>
92%
57319
90%
**59
95%
IMR 8133 Enduron
<<locked>>
97%
51329
80%
**92
99%
[Lovex D100]*
<<locked>>
95%
57435
90%
**95
94%
Lovex S071
<<locked>>
91%
57246
90%
**59
100%
Norma 217
<<locked>>
97%
52272
82%
**18
100%
Norma MRP
<<locked>>
84%
57363
90%
**68
100%
[Ramshot LRT]*
<<locked>>
97%
53084
83%
**31
92%
Ramshot Magnum
<<locked>>
87%
57348
90%
**35
100%
ReloadSwiss RS 14
<<locked>>
97%
37188
58%
**59
100%
ReloadSwiss RS 76
<<locked>>
91%
56913
89%
**20
100%
ReloadSwiss RS 80
<<locked>>
93%
57276
90%
**10
99%
Rottweil R 904
<<locked>>
84%
56985
89%
**89
100%
Rottweil R 905
<<locked>>
84%
57232
90%
**22
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
44512
70%
**02
94%
Somchem S385
<<locked>>
84%
57261
90%
**82
100%
[Vihtavuori 24N41]*
<<locked>>
97%
53432
84%
**89
92%
Vihtavuori N165
<<locked>>
89%
57305
90%
**76
100%
Vihtavuori N170
<<locked>>
97%
55840
87%
**86
96%
Vihtavuori N555
<<locked>>
84%
57043
89%
**86
100%
Vihtavuori N560
<<locked>>
86%
57334
90%
**81
100%
Vihtavuori N565 👍
<<locked>>
90%
56884
89%
**48
100%
Vihtavuori N568
<<locked>>
93%
57363
90%
**97
99%
Vihtavuori N570
<<locked>>
94%
57305
90%
**40
98%
Winchester StaBALL HD
<<locked>>
87%
57406
90%
**71
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
52011
82%
**43
100%
ADI AR 2213
<<locked>>
81%
46949
74%
**87
98%
ADI AR 2217
<<locked>>
81%
35085
55%
**08
95%
[ADI AR 2218]*
<<locked>>
87%
36753
58%
**07
90%
ADI AR 2225
<<locked>>
81%
32184
50%
**82
97%
Accurate 3100
<<locked>>
81%
47645
75%
**05
100%
[Accurate 8700]*
<<locked>>
93%
36318
57%
**41
90%
Accurate MAGPRO
<<locked>>
81%
47181
74%
**87
97%
Alliant Reloder-19
<<locked>>
81%
51677
81%
**33
100%
Alliant Reloder-22
<<locked>>
81%
47732
75%
**94
99%
Alliant Reloder-23
<<locked>>
81%
46340
73%
**12
100%
Alliant Reloder-25
<<locked>>
81%
40422
63%
**56
100%
[Alliant Reloder-33]*
<<locked>>
83%
34983
55%
**51
90%
[Alliant Reloder-50]*
<<locked>>
88%
36100
57%
**64
90%
Hodgdon H1000
<<locked>>
81%
35085
55%
**08
95%
Hodgdon H4831
<<locked>>
81%
43743
69%
**69
97%
Hodgdon H4831 SC
<<locked>>
81%
48617
76%
**64
98%
Hodgdon Retumbo
<<locked>>
81%
32184
50%
**82
97%
Hodgdon TrailBoss
<<locked>>
81%
28848
45%
**52
100%
IMR 4831
<<locked>>
81%
53229
83%
**00
100%
IMR 4955 Enduron
<<locked>>
81%
47427
74%
**15
98%
IMR 7828 SSC
<<locked>>
81%
48892
77%
**33
99%
[IMR 7977 Enduron]*
<<locked>>
82%
42250
66%
**71
90%
[IMR 8133 Enduron]*
<<locked>>
81%
29573
46%
**80
92%
[Lovex D100]*
<<locked>>
89%
46180
72%
**85
90%
Lovex S071
<<locked>>
81%
41017
64%
**77
100%
Norma 217
<<locked>>
81%
29805
47%
**10
95%
Norma MRP
<<locked>>
81%
50966
80%
**66
100%
[Ramshot LRT]*
<<locked>>
94%
47877
75%
**17
90%
Ramshot Magnum
<<locked>>
81%
45919
72%
**41
100%
ReloadSwiss RS 14
<<locked>>
81%
29704
47%
**95
100%
ReloadSwiss RS 76
<<locked>>
81%
39030
61%
**89
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
35868
56%
**61
94%
Rottweil R 904
<<locked>>
81%
52562
82%
**23
99%
Rottweil R 905
<<locked>>
81%
51547
81%
**23
100%
[SNPE Vectan SP 13]*
<<locked>>
91%
36680
57%
**28
90%
Somchem S385
<<locked>>
81%
51677
81%
**00
100%
[Vihtavuori 24N41]*
<<locked>>
94%
48153
75%
**87
90%
Vihtavuori N165
<<locked>>
81%
44092
69%
**43
99%
[Vihtavuori N170]*
<<locked>>
84%
37579
59%
**12
90%
Vihtavuori N555
<<locked>>
81%
51416
81%
**07
100%
Vihtavuori N560
<<locked>>
81%
47906
75%
**13
98%
Vihtavuori N565
<<locked>>
81%
42119
66%
**69
97%
[Vihtavuori N568]*
<<locked>>
81%
36927
58%
**87
94%
[Vihtavuori N570]*
<<locked>>
82%
36042
56%
**84
90%
Winchester StaBALL HD
<<locked>>
81%
45585
71%
**87
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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