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Load data for .300 Win. Mag. + .308 | 140gr | Osprey Virtus

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

.300 Win. Mag. + .308 | 140gr | Osprey Virtus

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 140gr | Osprey Virtus
Manufacturer SKU:
Osprey-0.308-140
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.150" | 29.2mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.480" | 12.2mm
Shank Seated Depth:
0.338" | 8.6mm
Case Capacity:
90.5 Grains of Water | 5.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B10763_C380
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 180 loads in caliber .300 Win. Mag. with .308 | 140gr | Osprey Virtus bullet and 90 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".

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  • .

    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%
55854
90%
**82
100%
ADI AR 2208
<<locked>>
90%
55492
89%
**59
100%
[ADI AR 2209]*
<<locked>>
97%
46934
75%
**51
93%
Accurate 2200
<<locked>>
83%
55405
89%
**36
99%
Accurate 2495
<<locked>>
84%
55405
89%
**17
100%
Accurate 2520
<<locked>>
83%
55767
89%
**50
100%
Accurate 2700
<<locked>>
91%
55927
90%
**97
97%
[Accurate 3100]*
<<locked>>
97%
39073
63%
**74
94%
Accurate 4064
<<locked>>
89%
55608
89%
**50
100%
Accurate 4350
<<locked>>
97%
55158
88%
**12
99%
Alliant AR-Comp
<<locked>>
83%
55753
89%
**97
100%
Alliant Reloder- TS 15.5
<<locked>>
90%
55288
89%
**69
100%
Alliant Reloder-15
<<locked>>
88%
55579
89%
**99
100%
Alliant Reloder-16
<<locked>>
97%
53113
85%
**32
99%
Alliant Reloder-17 👍
<<locked>>
93%
55550
89%
**81
100%
[Alliant Reloder-19]*
<<locked>>
97%
45890
74%
**35
93%
Alliant Reloder-23
<<locked>>
97%
37840
61%
**20
98%
Alliant Reloder-26
<<locked>>
97%
42569
68%
**94
97%
Baschieri & Pellagri 107
<<locked>>
85%
56014
90%
**92
100%
Hodgdon BL-C2
<<locked>>
83%
55593
89%
**82
100%
Hodgdon CFE223
<<locked>>
88%
56072
90%
**25
100%
Hodgdon H380
<<locked>>
89%
55506
89%
**79
99%
Hodgdon H414
<<locked>>
93%
55796
89%
**38
98%
Hodgdon H4350
<<locked>>
97%
51300
82%
**94
96%
Hodgdon Hybrid 100V
<<locked>>
97%
49226
79%
**91
100%
Hodgdon LVR
<<locked>>
95%
55782
89%
**28
99%
Hodgdon Superperformance
<<locked>>
95%
55898
90%
**64
97%
Hodgdon VARGET
<<locked>>
91%
55825
90%
**59
100%
Hodgdon TrailBoss
<<locked>>
97%
33982
54%
**55
100%
IMR 3031
<<locked>>
88%
55666
89%
**59
100%
IMR 4064
<<locked>>
91%
55303
89%
**46
100%
IMR 4166 Enduron
<<locked>>
92%
55883
90%
**36
98%
IMR 4350
<<locked>>
97%
54186
87%
**40
97%
IMR 4451 Enduron
<<locked>>
93%
55390
89%
**53
97%
IMR 4831
<<locked>>
97%
46514
75%
**45
98%
IMR 4895
<<locked>>
87%
55593
89%
**96
100%
IMR 8208 XBR
<<locked>>
84%
56057
90%
**43
100%
Lovex D073.6
<<locked>>
85%
55506
89%
**50
100%
Lovex S060
<<locked>>
86%
55927
90%
**20
100%
Lovex S062
<<locked>>
89%
55811
89%
**50
100%
Lovex S065
<<locked>>
95%
55738
89%
**56
99%
Lovex S070
<<locked>>
97%
55898
90%
**79
98%
Norma 201
<<locked>>
86%
55753
89%
**43
100%
Norma 202
<<locked>>
86%
55651
89%
**27
100%
Norma 203B
<<locked>>
88%
55463
89%
**86
100%
Norma 204
<<locked>>
97%
55274
89%
**02
96%
[Norma MRP]*
<<locked>>
97%
42163
68%
**38
94%
Norma URP
<<locked>>
97%
54157
87%
**96
99%
Ramshot Big Game
<<locked>>
88%
56115
90%
**05
100%
Ramshot Hunter
<<locked>>
97%
53563
86%
**96
98%
Ramshot TAC
<<locked>>
84%
56115
90%
**63
99%
Ramshot Wild Boar
<<locked>>
84%
55767
89%
**79
100%
ReloadSwiss RS 14
<<locked>>
97%
34403
55%
**01
100%
ReloadSwiss RS 50
<<locked>>
89%
55825
90%
**59
98%
ReloadSwiss RS 52
<<locked>>
89%
55985
90%
**09
100%
ReloadSwiss RS 60 👍
<<locked>>
94%
55274
89%
**04
100%
ReloadSwiss RS 62
<<locked>>
97%
55347
89%
**35
99%
ReloadSwiss RS 70
<<locked>>
97%
54607
88%
**71
99%
Rottweil R 901
<<locked>>
84%
55782
89%
**10
100%
Rottweil R 902
<<locked>>
88%
55883
90%
**36
100%
Rottweil R 903 👍
<<locked>>
92%
55825
90%
**73
100%
[Rottweil R 904]*
<<locked>>
97%
48646
78%
**35
92%
[Rottweil R 905]*
<<locked>>
97%
44686
72%
**15
93%
Rottweil R 907
<<locked>>
94%
55448
89%
**50
97%
SNPE Vectan SP 11 👍
<<locked>>
91%
55753
89%
**15
100%
SNPE Vectan SP 7
<<locked>>
85%
56130
90%
**53
99%
SNPE Vectan SP 9
<<locked>>
86%
55521
89%
**66
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
55941
90%
**58
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
55898
90%
**48
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
55651
89%
**04
98%
Shooters World Long Rifle
<<locked>>
95%
55738
89%
**56
99%
Shooters World Match Rifle
<<locked>>
85%
55506
89%
**50
100%
Shooters World Precision
<<locked>>
89%
55811
89%
**50
100%
Somchem S335
<<locked>>
86%
55898
90%
**58
100%
Somchem S341
<<locked>>
84%
55680
89%
**53
100%
Somchem S355 👍
<<locked>>
92%
55666
89%
**66
100%
[Somchem S361]*
<<locked>>
97%
50111
80%
**28
92%
Somchem S365
<<locked>>
97%
49066
79%
**53
100%
[Somchem S385]*
<<locked>>
97%
45455
73%
**99
94%
Vihtavuori N133
<<locked>>
87%
55695
89%
**41
100%
Vihtavuori N135
<<locked>>
93%
55637
89%
**94
100%
Vihtavuori N140
<<locked>>
88%
55767
89%
**97
100%
Vihtavuori N150
<<locked>>
97%
55579
89%
**23
100%
Vihtavuori N160
<<locked>>
95%
55912
90%
**82
99%
Vihtavuori N540
<<locked>>
88%
55898
90%
**36
100%
Vihtavuori N550
<<locked>>
95%
55767
89%
**32
99%
Vihtavuori N555
<<locked>>
97%
41872
67%
**05
98%
Winchester 6.5 StaBALL
<<locked>>
96%
55695
89%
**59
100%
Winchester 760
<<locked>>
93%
55796
89%
**38
98%
Winchester StaBALL HD
<<locked>>
97%
33808
54%
**87
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
48776
78%
**54
99%
ADI AR 2208
<<locked>>
81%
41278
66%
**81
97%
[ADI AR 2209]*
<<locked>>
92%
39856
64%
**97
90%
Accurate 2200
<<locked>>
81%
51111
82%
**61
99%
Accurate 2495
<<locked>>
81%
50198
80%
**35
100%
Accurate 2520
<<locked>>
81%
51227
82%
**81
100%
[Accurate 2700]*
<<locked>>
81%
39566
63%
**79
92%
[Accurate 3100]*
<<locked>>
90%
30879
50%
**57
90%
Accurate 4064
<<locked>>
81%
42351
68%
**13
100%
[Accurate 4350]*
<<locked>>
81%
31372
50%
**03
93%
Alliant AR-Comp
<<locked>>
81%
51880
83%
**51
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
40915
66%
**94
99%
Alliant Reloder-15
<<locked>>
81%
44237
71%
**82
98%
[Alliant Reloder-16]*
<<locked>>
81%
31734
51%
**17
93%
Alliant Reloder-17
<<locked>>
81%
35694
57%
**64
97%
[Alliant Reloder-19]*
<<locked>>
91%
38580
62%
**71
90%
[Alliant Reloder-23]*
<<locked>>
84%
25266
41%
**20
90%
[Alliant Reloder-26]*
<<locked>>
87%
29936
48%
**23
90%
Baschieri & Pellagri 107
<<locked>>
81%
48443
78%
**64
99%
Hodgdon BL-C2
<<locked>>
81%
51358
82%
**07
100%
Hodgdon CFE223
<<locked>>
81%
42699
68%
**72
97%
Hodgdon H380
<<locked>>
81%
41698
67%
**13
96%
[Hodgdon H414]*
<<locked>>
81%
36782
59%
**41
92%
[Hodgdon H4350]*
<<locked>>
85%
35288
57%
**40
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
29066
47%
**08
94%
[Hodgdon LVR]*
<<locked>>
81%
34621
56%
**69
93%
[Hodgdon Superperformance]*
<<locked>>
83%
36085
58%
**25
90%
Hodgdon VARGET
<<locked>>
81%
41002
66%
**77
97%
Hodgdon TrailBoss
<<locked>>
81%
26774
43%
**88
100%
IMR 3031
<<locked>>
81%
45034
72%
**89
100%
IMR 4064
<<locked>>
81%
40451
65%
**58
97%
[IMR 4166 Enduron]*
<<locked>>
81%
40176
64%
**15
93%
[IMR 4350]*
<<locked>>
84%
35288
57%
**40
90%
[IMR 4451 Enduron]*
<<locked>>
81%
38203
61%
**89
92%
[IMR 4831]*
<<locked>>
81%
27485
44%
**66
91%
IMR 4895
<<locked>>
81%
45411
73%
**12
99%
IMR 8208 XBR
<<locked>>
81%
51024
82%
**61
100%
Lovex D073.6
<<locked>>
81%
48254
77%
**28
100%
Lovex S060
<<locked>>
81%
48501
78%
**82
99%
Lovex S062
<<locked>>
81%
43250
69%
**27
99%
[Lovex S065]*
<<locked>>
81%
35317
57%
**33
93%
[Lovex S070]*
<<locked>>
81%
33460
54%
**94
91%
Norma 201
<<locked>>
81%
47471
76%
**99
100%
Norma 202
<<locked>>
81%
47863
77%
**02
100%
Norma 203B
<<locked>>
81%
43497
70%
**63
99%
[Norma 204]*
<<locked>>
87%
39233
63%
**61
90%
[Norma MRP]*
<<locked>>
92%
35317
57%
**58
90%
[Norma URP]*
<<locked>>
81%
31662
51%
**03
93%
Ramshot Big Game
<<locked>>
81%
43410
70%
**79
98%
[Ramshot Hunter]*
<<locked>>
81%
31560
51%
**94
90%
Ramshot TAC
<<locked>>
81%
51300
82%
**77
98%
Ramshot Wild Boar
<<locked>>
81%
50836
82%
**94
100%
ReloadSwiss RS 14
<<locked>>
81%
27238
44%
**31
100%
ReloadSwiss RS 50
<<locked>>
81%
42163
68%
**97
95%
ReloadSwiss RS 52
<<locked>>
81%
42917
69%
**76
100%
ReloadSwiss RS 60
<<locked>>
81%
34650
56%
**41
97%
[ReloadSwiss RS 62]*
<<locked>>
81%
31212
50%
**07
92%
[ReloadSwiss RS 70]*
<<locked>>
81%
31227
50%
**07
91%
Rottweil R 901
<<locked>>
81%
51459
83%
**45
100%
Rottweil R 902
<<locked>>
81%
45005
72%
**36
100%
Rottweil R 903
<<locked>>
81%
38174
61%
**41
98%
[Rottweil R 904]*
<<locked>>
93%
42351
68%
**10
90%
[Rottweil R 905]*
<<locked>>
92%
38305
61%
**67
90%
[Rottweil R 907]*
<<locked>>
81%
36506
59%
**49
91%
SNPE Vectan SP 11
<<locked>>
81%
39769
64%
**97
98%
SNPE Vectan SP 7
<<locked>>
81%
49458
79%
**45
98%
SNPE Vectan SP 9
<<locked>>
81%
47326
76%
**18
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
48776
78%
**49
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
40698
65%
**92
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
34751
56%
**64
91%
[Shooters World Long Rifle]*
<<locked>>
81%
35317
57%
**33
93%
Shooters World Match Rifle
<<locked>>
81%
48254
77%
**28
100%
Shooters World Precision
<<locked>>
81%
43250
69%
**27
99%
Somchem S335
<<locked>>
81%
48385
78%
**43
100%
Somchem S341
<<locked>>
81%
49269
79%
**38
99%
Somchem S355
<<locked>>
81%
39131
63%
**48
98%
[Somchem S361]*
<<locked>>
94%
45136
72%
**23
90%
Somchem S365
<<locked>>
81%
28413
46%
**48
95%
[Somchem S385]*
<<locked>>
90%
35317
57%
**76
90%
Vihtavuori N133
<<locked>>
81%
45861
74%
**87
100%
Vihtavuori N135
<<locked>>
81%
37971
61%
**82
100%
Vihtavuori N140
<<locked>>
81%
44933
72%
**23
100%
Vihtavuori N150
<<locked>>
81%
33170
53%
**77
98%
[Vihtavuori N160]*
<<locked>>
81%
34606
55%
**46
94%
Vihtavuori N540
<<locked>>
81%
44585
71%
**36
100%
[Vihtavuori N550]*
<<locked>>
81%
35085
56%
**89
94%
[Vihtavuori N555]*
<<locked>>
84%
26324
42%
**72
90%
Winchester 6.5 StaBALL
<<locked>>
81%
33040
53%
**90
96%
[Winchester 760]*
<<locked>>
81%
36782
59%
**41
92%
[Winchester StaBALL HD]*
<<locked>>
89%
26252
42%
**05
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.

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