top of page

Load data for .300 Weath. Mag. + .308 | 125gr | Osprey Virtus

Recommended Powder(s): Alliant Reloder-17, ReloadSwiss RS 60, Rottweil R 903, SNPE Vectan SP 11, Somchem S355

.300 Weath. Mag. + .308 | 125gr | Osprey Virtus

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 125gr | Osprey Virtus
Manufacturer SKU:
Osprey-0.308-125
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.040" | 26.4mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.357" | 9.1mm
Shank Seated Depth:
0.318" | 8.1mm
Case Capacity:
98.9 Grains of Water | 6.42 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B10760_C379
Last updated:
2025-01-01
Recommended Twist Rate:
1:15 - 1:12

Load data for 174 loads in caliber .300 Weath. Mag. with .308 | 125gr | Osprey Virtus bullet and 87 powders such as Alliant Reloder-17, ReloadSwiss RS 60, Rottweil R 903, SNPE Vectan SP 11, Somchem S355. 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

  • .

    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.

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>>
85%
57348
90%
**92
100%
ADI AR 2208
<<locked>>
90%
56913
89%
**63
100%
[ADI AR 2209]*
<<locked>>
97%
49081
77%
**78
93%
Accurate 2200
<<locked>>
84%
57348
90%
**63
99%
Accurate 2495
<<locked>>
84%
56884
89%
**40
100%
Accurate 2700
<<locked>>
91%
57363
90%
**04
97%
Accurate 3100
<<locked>>
97%
42032
66%
**00
95%
Accurate 4064
<<locked>>
89%
56927
89%
**60
100%
Accurate 4350
<<locked>>
96%
57087
89%
**35
99%
Alliant Reloder- TS 15.5
<<locked>>
90%
57058
89%
**92
100%
Alliant Reloder-15
<<locked>>
88%
56855
89%
**02
100%
Alliant Reloder-16
<<locked>>
97%
55622
87%
**65
100%
Alliant Reloder-17 👍
<<locked>>
93%
56927
89%
**88
100%
[Alliant Reloder-19]*
<<locked>>
97%
48501
76%
**64
93%
Alliant Reloder-23
<<locked>>
97%
39885
62%
**30
98%
Alliant Reloder-26
<<locked>>
97%
45252
71%
**10
97%
Baschieri & Pellagri 107
<<locked>>
85%
57145
90%
**06
99%
Hodgdon CFE223
<<locked>>
88%
57101
89%
**32
99%
Hodgdon H380
<<locked>>
89%
56884
89%
**96
99%
Hodgdon H414
<<locked>>
92%
57261
90%
**38
97%
Hodgdon H4350
<<locked>>
97%
53476
84%
**17
96%
Hodgdon Hybrid 100V
<<locked>>
97%
51982
81%
**10
100%
Hodgdon LVR
<<locked>>
94%
57159
90%
**28
99%
Hodgdon Superperformance
<<locked>>
94%
56956
89%
**68
97%
Hodgdon VARGET
<<locked>>
90%
57217
90%
**76
100%
Hodgdon TrailBoss
<<locked>>
97%
34229
54%
**26
100%
IMR 3031
<<locked>>
87%
57101
89%
**73
100%
IMR 4064
<<locked>>
91%
57159
90%
**63
100%
IMR 4166 Enduron
<<locked>>
92%
57435
90%
**50
97%
IMR 4350
<<locked>>
97%
56521
89%
**63
97%
IMR 4451 Enduron
<<locked>>
92%
57000
89%
**63
97%
IMR 4831
<<locked>>
97%
48892
77%
**71
98%
IMR 4895
<<locked>>
87%
56826
89%
**19
100%
IMR 8208 XBR
<<locked>>
84%
57188
90%
**69
100%
Lovex D073.6
<<locked>>
85%
56681
89%
**53
100%
Lovex S060
<<locked>>
85%
57276
90%
**30
100%
Lovex S062
<<locked>>
88%
56942
89%
**66
100%
Lovex S065
<<locked>>
95%
57043
89%
**56
98%
Lovex S070
<<locked>>
96%
57101
89%
**86
98%
Norma 201
<<locked>>
86%
57174
90%
**63
100%
Norma 202
<<locked>>
85%
56811
89%
**46
100%
Norma 203B
<<locked>>
88%
57435
90%
**12
100%
Norma 204
<<locked>>
97%
57174
90%
**15
96%
[Norma MRP]*
<<locked>>
97%
44556
70%
**55
94%
Norma URP
<<locked>>
97%
56826
89%
**25
99%
Ramshot Big Game
<<locked>>
87%
56971
89%
**15
100%
Ramshot Hunter
<<locked>>
97%
56289
88%
**35
98%
Ramshot TAC
<<locked>>
83%
57305
90%
**69
99%
Ramshot Wild Boar
<<locked>>
83%
57421
90%
**99
100%
ReloadSwiss RS 14
<<locked>>
97%
34577
54%
**69
100%
ReloadSwiss RS 50
<<locked>>
89%
57334
90%
**73
98%
ReloadSwiss RS 52
<<locked>>
88%
57363
90%
**25
100%
ReloadSwiss RS 60 👍
<<locked>>
94%
57159
90%
**14
100%
ReloadSwiss RS 62
<<locked>>
96%
57029
89%
**48
99%
ReloadSwiss RS 70
<<locked>>
97%
57363
90%
**01
99%
Rottweil R 901
<<locked>>
83%
56942
89%
**27
100%
Rottweil R 902
<<locked>>
87%
57174
90%
**53
100%
Rottweil R 903 👍
<<locked>>
92%
57348
90%
**92
100%
[Rottweil R 904]*
<<locked>>
97%
50923
80%
**61
93%
[Rottweil R 905]*
<<locked>>
97%
46934
74%
**38
93%
Rottweil R 907
<<locked>>
94%
57261
90%
**60
97%
SNPE Vectan SP 11 👍
<<locked>>
90%
56913
89%
**15
100%
SNPE Vectan SP 7
<<locked>>
84%
57305
90%
**69
99%
SNPE Vectan SP 9
<<locked>>
86%
57058
89%
**86
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
56956
89%
**68
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
56652
89%
**51
100%
SNPE Vectan Tubal 7000
<<locked>>
94%
56811
89%
**97
97%
Shooters World Long Rifle
<<locked>>
95%
57043
89%
**56
98%
Shooters World Match Rifle
<<locked>>
85%
56681
89%
**53
100%
Shooters World Precision
<<locked>>
88%
56942
89%
**66
100%
Somchem S335
<<locked>>
85%
57348
90%
**78
100%
Somchem S341
<<locked>>
84%
56855
89%
**56
100%
Somchem S355 👍
<<locked>>
91%
56971
89%
**79
100%
[Somchem S361]*
<<locked>>
97%
53171
83%
**45
92%
Somchem S365
<<locked>>
97%
51866
81%
**79
100%
Somchem S385
<<locked>>
97%
47834
75%
**19
95%
Vihtavuori N133
<<locked>>
87%
56753
89%
**55
100%
Vihtavuori N135
<<locked>>
93%
57101
89%
**07
100%
Vihtavuori N140
<<locked>>
87%
57043
89%
**17
100%
Vihtavuori N150
<<locked>>
96%
56927
89%
**37
100%
Vihtavuori N160
<<locked>>
94%
57174
90%
**92
99%
Vihtavuori N540
<<locked>>
87%
57246
90%
**46
100%
Vihtavuori N550
<<locked>>
94%
56913
89%
**32
99%
Vihtavuori N555
<<locked>>
97%
44222
69%
**12
98%
Winchester 6.5 StaBALL
<<locked>>
95%
56942
89%
**60
100%
Winchester 760
<<locked>>
92%
57261
90%
**38
97%
Winchester StaBALL HD
<<locked>>
97%
32213
50%
**14
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
50357
79%
**71
99%
ADI AR 2208
<<locked>>
81%
42670
67%
**81
97%
[ADI AR 2209]*
<<locked>>
91%
40756
64%
**87
90%
Accurate 2200
<<locked>>
81%
52678
83%
**78
99%
Accurate 2495
<<locked>>
81%
51982
81%
**51
100%
[Accurate 2700]*
<<locked>>
81%
41104
64%
**82
92%
[Accurate 3100]*
<<locked>>
90%
32198
50%
**38
90%
Accurate 4064
<<locked>>
81%
43874
69%
**23
100%
[Accurate 4350]*
<<locked>>
81%
32692
51%
**90
93%
Alliant Reloder- TS 15.5
<<locked>>
81%
42612
67%
**17
99%
Alliant Reloder-15
<<locked>>
81%
45672
72%
**92
98%
[Alliant Reloder-16]*
<<locked>>
81%
32851
51%
**07
93%
Alliant Reloder-17
<<locked>>
81%
37246
58%
**68
97%
[Alliant Reloder-19]*
<<locked>>
91%
39972
63%
**71
90%
[Alliant Reloder-23]*
<<locked>>
84%
26223
41%
**90
90%
[Alliant Reloder-26]*
<<locked>>
87%
31241
49%
**04
90%
Baschieri & Pellagri 107
<<locked>>
81%
50328
79%
**81
99%
Hodgdon CFE223
<<locked>>
81%
44614
70%
**92
97%
Hodgdon H380
<<locked>>
81%
43279
68%
**20
96%
[Hodgdon H414]*
<<locked>>
81%
38638
61%
**38
92%
[Hodgdon H4350]*
<<locked>>
85%
36912
58%
**40
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
30269
47%
**02
94%
[Hodgdon LVR]*
<<locked>>
81%
35984
56%
**72
93%
[Hodgdon Superperformance]*
<<locked>>
83%
37434
59%
**22
90%
Hodgdon VARGET
<<locked>>
81%
42322
66%
**77
97%
Hodgdon TrailBoss
<<locked>>
81%
26847
42%
**39
100%
IMR 3031
<<locked>>
81%
46601
73%
**96
100%
IMR 4064
<<locked>>
81%
41524
65%
**61
97%
[IMR 4166 Enduron]*
<<locked>>
81%
41292
65%
**09
93%
[IMR 4350]*
<<locked>>
83%
36289
57%
**23
90%
[IMR 4451 Enduron]*
<<locked>>
81%
39537
62%
**99
92%
[IMR 4831]*
<<locked>>
81%
28660
45%
**43
90%
IMR 4895
<<locked>>
81%
46905
73%
**22
99%
IMR 8208 XBR
<<locked>>
81%
52504
82%
**87
100%
Lovex D073.6
<<locked>>
81%
50169
79%
**48
100%
Lovex S060
<<locked>>
81%
49893
78%
**99
99%
Lovex S062
<<locked>>
81%
44730
70%
**27
99%
[Lovex S065]*
<<locked>>
81%
36666
57%
**30
93%
[Lovex S070]*
<<locked>>
81%
34795
55%
**90
91%
Norma 201
<<locked>>
81%
48921
77%
**15
100%
Norma 202
<<locked>>
81%
49690
78%
**28
100%
Norma 203B
<<locked>>
81%
45049
71%
**76
99%
[Norma 204]*
<<locked>>
87%
40930
64%
**74
90%
[Norma MRP]*
<<locked>>
92%
36927
58%
**51
90%
[Norma URP]*
<<locked>>
81%
32967
52%
**97
93%
Ramshot Big Game
<<locked>>
81%
45368
71%
**86
98%
[Ramshot Hunter]*
<<locked>>
82%
33156
52%
**94
90%
Ramshot TAC
<<locked>>
81%
52924
83%
**91
98%
Ramshot Wild Boar
<<locked>>
81%
52765
83%
**17
100%
ReloadSwiss RS 14
<<locked>>
81%
27253
43%
**88
100%
ReloadSwiss RS 50
<<locked>>
81%
43656
68%
**94
95%
ReloadSwiss RS 52
<<locked>>
81%
44701
70%
**89
100%
ReloadSwiss RS 60
<<locked>>
81%
36027
56%
**54
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
32619
51%
**07
92%
[ReloadSwiss RS 70]*
<<locked>>
81%
32605
51%
**97
91%
Rottweil R 901
<<locked>>
81%
53084
83%
**58
100%
Rottweil R 902
<<locked>>
81%
46441
73%
**56
100%
Rottweil R 903
<<locked>>
81%
39784
62%
**45
98%
[Rottweil R 904]*
<<locked>>
92%
43468
68%
**04
90%
[Rottweil R 905]*
<<locked>>
92%
39392
62%
**54
90%
[Rottweil R 907]*
<<locked>>
81%
37855
59%
**53
91%
SNPE Vectan SP 11
<<locked>>
81%
41365
65%
**07
98%
SNPE Vectan SP 7
<<locked>>
81%
51401
81%
**68
98%
SNPE Vectan SP 9
<<locked>>
81%
48979
77%
**35
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
50386
79%
**63
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
42148
66%
**99
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35940
56%
**61
91%
[Shooters World Long Rifle]*
<<locked>>
81%
36666
57%
**30
93%
Shooters World Match Rifle
<<locked>>
81%
50169
79%
**48
100%
Shooters World Precision
<<locked>>
81%
44730
70%
**27
99%
Somchem S335
<<locked>>
81%
49763
78%
**56
100%
Somchem S341
<<locked>>
81%
51024
80%
**51
99%
Somchem S355
<<locked>>
81%
40466
63%
**54
98%
[Somchem S361]*
<<locked>>
93%
46702
73%
**27
90%
Somchem S365
<<locked>>
81%
29588
46%
**25
95%
[Somchem S385]*
<<locked>>
89%
36332
57%
**53
90%
Vihtavuori N133
<<locked>>
81%
47268
74%
**91
100%
Vihtavuori N135
<<locked>>
81%
39131
61%
**82
100%
Vihtavuori N140
<<locked>>
81%
46296
73%
**30
100%
Vihtavuori N150
<<locked>>
81%
34461
54%
**74
98%
[Vihtavuori N160]*
<<locked>>
81%
36027
56%
**49
94%
Vihtavuori N540
<<locked>>
81%
46195
72%
**50
100%
[Vihtavuori N550]*
<<locked>>
81%
36651
57%
**92
94%
[Vihtavuori N555]*
<<locked>>
84%
27615
43%
**62
90%
Winchester 6.5 StaBALL
<<locked>>
81%
34461
54%
**84
96%
[Winchester 760]*
<<locked>>
81%
38638
61%
**38
92%
[Winchester StaBALL HD]*
<<locked>>
89%
27282
43%
**82
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.

bottom of page