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Load data for .375 Weath. Mag. + .376 | 300gr | Peregrine VRG-1

Recommended Powder(s):

.375 Weath. Mag. + .376 | 300gr | Peregrine VRG-1

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.376 | 300gr | Peregrine VRG-1
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.376" | 9.55mm
Bullet Length:
<<locked>>
Caliber:
.375 Weath. Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
105.0 Grains of Water | 6.82 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B8210_C568
Last updated:
2026-03-23
Recommended Twist Rate:
1:17 - 1:14

Load data for 208 loads in caliber .375 Weath. Mag. with .376 | 300gr | Peregrine VRG-1 bullet and 104 powder(s). 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".

  • No data yet

  • 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 2206H
<<locked>>
88%
56739
89%
**43
100%
ADI AR 2208
<<locked>>
94%
56913
89%
**33
100%
[ADI AR 2209]*
<<locked>>
97%
42641
67%
**79
93%
ADI Benchmark 8208
<<locked>>
87%
57276
90%
**16
100%
Accurate 2015
<<locked>>
85%
57305
90%
**38
100%
Accurate 2200
<<locked>>
86%
56710
89%
**13
100%
Accurate 2495
<<locked>>
88%
57188
90%
**00
100%
Accurate 2520
<<locked>>
87%
57101
89%
**26
100%
Accurate 2700
<<locked>>
94%
57014
89%
**87
98%
[Accurate 3100]*
<<locked>>
97%
34838
55%
**44
94%
Accurate 4064
<<locked>>
93%
57377
90%
**26
100%
Accurate 4350
<<locked>>
97%
49501
78%
**10
99%
Alliant AR-Comp
<<locked>>
86%
56739
89%
**70
100%
Alliant Power Pro 2000-MR
<<locked>>
91%
57421
90%
**64
100%
Alliant Reloder- TS 15.5
<<locked>>
94%
57116
90%
**56
100%
Alliant Reloder-15
<<locked>>
91%
56826
89%
**66
100%
Alliant Reloder-16
<<locked>>
97%
48196
76%
**13
100%
Alliant Reloder-17 👍
<<locked>>
97%
56231
88%
**51
100%
[Alliant Reloder-19]*
<<locked>>
97%
41901
66%
**79
93%
Alliant Reloder-23
<<locked>>
97%
34171
54%
**77
98%
Alliant Reloder-26
<<locked>>
97%
37260
58%
**98
97%
Baschieri & Pellagri 107
<<locked>>
88%
57159
90%
**69
100%
Bofors RP3
<<locked>>
94%
57058
89%
**62
100%
Bofors RP7
<<locked>>
97%
55767
87%
**20
98%
Hodgdon BL-C2
<<locked>>
87%
57290
90%
**66
100%
Hodgdon Benchmark
<<locked>>
86%
57188
90%
**77
100%
Hodgdon CFE223 👍
<<locked>>
92%
57377
90%
**05
100%
Hodgdon H322
<<locked>>
85%
56884
89%
**87
100%
Hodgdon H380 👍
<<locked>>
93%
56739
89%
**59
100%
Hodgdon H414
<<locked>>
96%
57116
90%
**18
99%
Hodgdon H4350
<<locked>>
97%
46659
73%
**08
96%
Hodgdon H4895
<<locked>>
88%
57290
90%
**52
100%
Hodgdon Hybrid 100V
<<locked>>
97%
44570
70%
**05
100%
Hodgdon LVR
<<locked>>
97%
53737
84%
**59
99%
Hodgdon Superperformance
<<locked>>
97%
53055
83%
**92
98%
Hodgdon VARGET
<<locked>>
94%
56913
89%
**33
100%
IMR 3031
<<locked>>
91%
57261
90%
**30
100%
IMR 4064
<<locked>>
95%
57392
90%
**30
100%
IMR 4166 Enduron
<<locked>>
95%
57348
90%
**10
99%
IMR 4350
<<locked>>
97%
49182
77%
**48
97%
IMR 4451 Enduron
<<locked>>
96%
57290
90%
**39
98%
IMR 4831
<<locked>>
97%
41698
65%
**69
98%
IMR 4895
<<locked>>
91%
56797
89%
**75
100%
IMR 8208 XBR
<<locked>>
87%
57276
90%
**16
100%
Lovex D073.6
<<locked>>
89%
57101
89%
**26
100%
Lovex S060
<<locked>>
88%
56942
89%
**84
100%
Lovex S062
<<locked>>
92%
57348
90%
**26
100%
Lovex S065
<<locked>>
97%
53664
84%
**00
99%
Lovex S070
<<locked>>
97%
51285
80%
**80
98%
[Lovex S071]*
<<locked>>
97%
28601
45%
**10
91%
Norma 201
<<locked>>
89%
56985
89%
**13
100%
Norma 202
<<locked>>
89%
56840
89%
**03
100%
Norma 203B
<<locked>>
92%
56797
89%
**66
100%
Norma 204
<<locked>>
97%
49690
78%
**90
95%
[Norma MRP]*
<<locked>>
97%
37550
59%
**65
93%
Norma URP
<<locked>>
97%
49153
77%
**03
99%
Ramshot Big Game
<<locked>>
92%
57392
90%
**89
100%
Ramshot Hunter
<<locked>>
97%
47732
75%
**97
98%
Ramshot TAC
<<locked>>
87%
57000
89%
**30
99%
Ramshot Wild Boar
<<locked>>
87%
57363
90%
**56
100%
Ramshot X-Terminator
<<locked>>
84%
57072
89%
**03
100%
ReloadSwiss RS 14
<<locked>>
96%
33939
53%
**06
100%
ReloadSwiss RS 50
<<locked>>
93%
57232
90%
**46
99%
ReloadSwiss RS 52
<<locked>>
89%
56884
89%
**18
100%
ReloadSwiss RS 60
<<locked>>
95%
57043
89%
**57
100%
ReloadSwiss RS 62
<<locked>>
97%
49008
77%
**26
99%
ReloadSwiss RS 70
<<locked>>
97%
49342
77%
**52
99%
Rottweil R 901
<<locked>>
87%
57159
90%
**84
100%
Rottweil R 902
<<locked>>
91%
57029
89%
**00
100%
Rottweil R 903
<<locked>>
96%
57159
90%
**56
100%
[Rottweil R 904]*
<<locked>>
97%
44106
69%
**65
92%
[Rottweil R 905]*
<<locked>>
97%
40001
63%
**52
93%
Rottweil R 907
<<locked>>
97%
55767
87%
**20
98%
SNPE Vectan SP 11 👍
<<locked>>
94%
56840
89%
**89
100%
SNPE Vectan SP 7
<<locked>>
88%
57101
89%
**36
100%
SNPE Vectan SP 9
<<locked>>
89%
57421
90%
**49
100%
SNPE Vectan Tubal 3000
<<locked>>
88%
57261
90%
**34
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
57159
90%
**31
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
54041
85%
**54
98%
Shooters World Long Rifle
<<locked>>
97%
53664
84%
**00
99%
Shooters World Match Rifle
<<locked>>
89%
57101
89%
**26
100%
Shooters World Precision
<<locked>>
92%
57348
90%
**26
100%
Somchem S321
<<locked>>
84%
56666
89%
**23
100%
Somchem S335
<<locked>>
89%
57232
90%
**41
100%
Somchem S341
<<locked>>
88%
56782
89%
**26
100%
Somchem S355
<<locked>>
96%
57261
90%
**56
100%
[Somchem S361]*
<<locked>>
97%
45614
71%
**62
92%
Somchem S365
<<locked>>
97%
43453
68%
**51
100%
[Somchem S385]*
<<locked>>
97%
40451
63%
**39
94%
Vihtavuori N130
<<locked>>
85%
56884
89%
**98
100%
Vihtavuori N133
<<locked>>
91%
57348
90%
**18
100%
Vihtavuori N135
<<locked>>
97%
56927
89%
**70
100%
Vihtavuori N140
<<locked>>
91%
56782
89%
**74
100%
Vihtavuori N150
<<locked>>
97%
50212
79%
**28
100%
Vihtavuori N160
<<locked>>
97%
54143
85%
**33
100%
Vihtavuori N530
<<locked>>
85%
56913
89%
**20
100%
Vihtavuori N540
<<locked>>
91%
57029
89%
**13
100%
Vihtavuori N550 👍
<<locked>>
97%
53766
84%
**69
100%
Vihtavuori N555
<<locked>>
97%
36782
58%
**39
98%
Winchester 6.5 StaBALL
<<locked>>
97%
52011
81%
**87
100%
Winchester 748
<<locked>>
84%
57319
90%
**56
100%
Winchester 760
<<locked>>
96%
57116
90%
**18
99%
Winchester StaBALL HD
<<locked>>
97%
30095
47%
**54
97%
[Winchester Supreme 780]*
<<locked>>
97%
42467
67%
**56
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
45208
71%
**75
100%
ADI AR 2208
<<locked>>
81%
38479
60%
**47
98%
[ADI AR 2209]*
<<locked>>
91%
35534
56%
**34
90%
ADI Benchmark 8208
<<locked>>
81%
47456
74%
**85
100%
Accurate 2015
<<locked>>
81%
51111
80%
**59
100%
Accurate 2200
<<locked>>
81%
47442
74%
**82
99%
Accurate 2495
<<locked>>
81%
46108
72%
**62
100%
Accurate 2520
<<locked>>
81%
46949
74%
**98
100%
[Accurate 2700]*
<<locked>>
81%
36709
58%
**65
93%
[Accurate 3100]*
<<locked>>
89%
26411
41%
**54
90%
Accurate 4064
<<locked>>
81%
38595
60%
**64
100%
[Accurate 4350]*
<<locked>>
81%
28195
44%
**06
94%
Alliant AR-Comp
<<locked>>
81%
47471
74%
**62
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
41031
64%
**08
99%
Alliant Reloder- TS 15.5
<<locked>>
81%
37753
59%
**60
99%
Alliant Reloder-15
<<locked>>
81%
40770
64%
**20
99%
[Alliant Reloder-16]*
<<locked>>
81%
29254
46%
**23
94%
Alliant Reloder-17
<<locked>>
81%
32692
51%
**38
98%
[Alliant Reloder-19]*
<<locked>>
91%
34316
54%
**24
90%
[Alliant Reloder-23]*
<<locked>>
83%
22002
34%
**29
90%
[Alliant Reloder-26]*
<<locked>>
87%
26455
41%
**10
90%
Baschieri & Pellagri 107
<<locked>>
81%
44483
70%
**85
99%
Bofors RP3
<<locked>>
81%
37289
58%
**64
99%
[Bofors RP7]*
<<locked>>
81%
33866
53%
**42
92%
Hodgdon BL-C2
<<locked>>
81%
46818
73%
**21
100%
Hodgdon Benchmark
<<locked>>
81%
49385
77%
**72
100%
Hodgdon CFE223
<<locked>>
81%
39102
61%
**29
98%
Hodgdon H322
<<locked>>
81%
50647
79%
**11
100%
Hodgdon H380
<<locked>>
81%
38305
60%
**70
97%
[Hodgdon H414]*
<<locked>>
81%
33591
53%
**18
92%
[Hodgdon H4350]*
<<locked>>
84%
31125
49%
**06
90%
Hodgdon H4895
<<locked>>
81%
45614
71%
**85
100%
Hodgdon Hybrid 100V
<<locked>>
81%
26614
42%
**37
95%
[Hodgdon LVR]*
<<locked>>
81%
31792
50%
**72
94%
[Hodgdon Superperformance]*
<<locked>>
82%
31821
50%
**82
90%
Hodgdon VARGET
<<locked>>
81%
37985
60%
**34
98%
IMR 3031
<<locked>>
81%
41423
65%
**16
100%
IMR 4064
<<locked>>
81%
37492
59%
**18
98%
[IMR 4166 Enduron]*
<<locked>>
81%
37405
59%
**88
94%
[IMR 4350]*
<<locked>>
82%
30806
48%
**93
90%
[IMR 4451 Enduron]*
<<locked>>
81%
35520
56%
**78
93%
[IMR 4831]*
<<locked>>
81%
24990
39%
**98
92%
IMR 4895
<<locked>>
81%
41829
66%
**46
99%
IMR 8208 XBR
<<locked>>
81%
47456
74%
**85
100%
Lovex D073.6
<<locked>>
81%
43976
69%
**52
100%
Lovex S060
<<locked>>
81%
45556
71%
**23
100%
Lovex S062
<<locked>>
81%
40147
63%
**74
100%
[Lovex S065]*
<<locked>>
81%
32677
51%
**29
94%
[Lovex S070]*
<<locked>>
81%
30792
48%
**03
91%
[Lovex S071]*
<<locked>>
94%
26411
41%
**54
90%
Norma 201
<<locked>>
81%
44179
69%
**33
100%
Norma 202
<<locked>>
81%
44382
70%
**36
100%
Norma 203B
<<locked>>
81%
40030
63%
**06
99%
[Norma 204]*
<<locked>>
86%
34983
55%
**18
90%
[Norma MRP]*
<<locked>>
91%
31546
49%
**21
90%
[Norma URP]*
<<locked>>
81%
28979
45%
**13
94%
Ramshot Big Game
<<locked>>
81%
39610
62%
**23
99%
[Ramshot Hunter]*
<<locked>>
81%
28442
45%
**93
91%
Ramshot TAC
<<locked>>
81%
47456
74%
**95
98%
Ramshot Wild Boar
<<locked>>
81%
46818
73%
**11
100%
Ramshot X-Terminator
<<locked>>
81%
51111
80%
**28
100%
ReloadSwiss RS 14
<<locked>>
93%
32271
51%
**80
100%
ReloadSwiss RS 50
<<locked>>
81%
38754
61%
**54
95%
ReloadSwiss RS 52
<<locked>>
81%
42830
67%
**15
99%
ReloadSwiss RS 60
<<locked>>
81%
34824
55%
**00
100%
[ReloadSwiss RS 62]*
<<locked>>
81%
28210
44%
**23
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
28645
45%
**19
91%
Rottweil R 901
<<locked>>
81%
47863
75%
**62
100%
Rottweil R 902
<<locked>>
81%
41756
65%
**83
100%
Rottweil R 903
<<locked>>
81%
34911
55%
**11
98%
[Rottweil R 904]*
<<locked>>
92%
37724
59%
**47
90%
[Rottweil R 905]*
<<locked>>
91%
33721
53%
**18
90%
[Rottweil R 907]*
<<locked>>
81%
33866
53%
**42
92%
SNPE Vectan SP 11
<<locked>>
81%
36143
57%
**64
98%
SNPE Vectan SP 7
<<locked>>
81%
45266
71%
**65
98%
SNPE Vectan SP 9
<<locked>>
81%
43540
68%
**49
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
45992
72%
**87
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
37971
60%
**72
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
31720
50%
**77
92%
[Shooters World Long Rifle]*
<<locked>>
81%
32677
51%
**29
94%
Shooters World Match Rifle
<<locked>>
81%
43976
69%
**52
100%
Shooters World Precision
<<locked>>
81%
40147
63%
**74
100%
Somchem S321
<<locked>>
81%
51314
80%
**51
100%
Somchem S335
<<locked>>
81%
45223
71%
**87
100%
Somchem S341
<<locked>>
81%
45252
71%
**69
100%
Somchem S355
<<locked>>
81%
35897
56%
**15
98%
[Somchem S361]*
<<locked>>
94%
40770
64%
**83
90%
Somchem S365
<<locked>>
81%
25918
41%
**67
96%
[Somchem S385]*
<<locked>>
88%
30647
48%
**36
90%
Vihtavuori N130
<<locked>>
81%
50589
79%
**23
100%
Vihtavuori N133
<<locked>>
81%
43047
67%
**34
100%
Vihtavuori N135
<<locked>>
81%
35128
55%
**65
100%
Vihtavuori N140
<<locked>>
81%
41669
65%
**70
100%
Vihtavuori N150
<<locked>>
81%
30661
48%
**93
98%
Vihtavuori N160
<<locked>>
81%
31502
49%
**42
95%
Vihtavuori N530
<<locked>>
81%
50053
78%
**28
100%
Vihtavuori N540
<<locked>>
81%
41046
64%
**90
100%
Vihtavuori N550
<<locked>>
81%
31937
50%
**85
95%
[Vihtavuori N555]*
<<locked>>
81%
22191
35%
**65
90%
Winchester 6.5 StaBALL
<<locked>>
81%
30298
47%
**03
97%
Winchester 748
<<locked>>
81%
51082
80%
**74
100%
[Winchester 760]*
<<locked>>
81%
33591
53%
**18
92%
[Winchester StaBALL HD]*
<<locked>>
89%
23192
36%
**18
90%
[Winchester Supreme 780]*
<<locked>>
92%
35244
55%
**18
90%

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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