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Load data for .300 PRC + .308 | 150gr | Merlin Virtus

Recommended Powder(s): Alliant Reloder-16, Norma URP, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 PRC + .308 | 150gr | Merlin Virtus

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Merlin Virtus
Manufacturer SKU:
Merlin-0.308-150
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.210" | 30.7mm
Caliber:
.300 PRC load data
Case Length (l3):
2.580" | 65.5mm
Cartridge Length (C.O.L.):
3.645" | 92.6mm
Seated Depth:
0.145" | 3.7mm
Shank Seated Depth:
-0.000" | -0.0mm
Case Capacity:
99.0 Grains of Water | 6.43 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B10764_C370
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 154 loads in caliber .300 PRC with .308 | 150gr | Merlin Virtus bullet and 77 powders such as Alliant Reloder-16, Norma URP, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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 2208
<<locked>>
86%
58088
89%
**56
100%
ADI AR 2209
<<locked>>
96%
58189
90%
**48
98%
ADI AR 2213
<<locked>>
97%
53272
82%
**89
96%
[ADI AR 2225]*
<<locked>>
97%
34403
53%
**89
92%
Accurate 2700
<<locked>>
86%
57914
89%
**17
99%
Accurate 3100
<<locked>>
97%
52939
81%
**04
99%
Accurate 4064
<<locked>>
84%
58262
90%
**30
100%
Accurate 4350
<<locked>>
91%
58189
90%
**15
100%
[Accurate MAGPRO]*
<<locked>>
97%
51967
80%
**76
94%
Alliant Reloder- TS 15.5
<<locked>>
85%
58001
89%
**66
100%
Alliant Reloder-15
<<locked>>
83%
58305
90%
**92
100%
Alliant Reloder-16 👍
<<locked>>
92%
57812
89%
**58
100%
Alliant Reloder-17
<<locked>>
87%
57856
89%
**58
100%
Alliant Reloder-19
<<locked>>
97%
58479
90%
**45
98%
Alliant Reloder-22
<<locked>>
97%
52721
81%
**92
98%
Alliant Reloder-23
<<locked>>
97%
50140
77%
**20
100%
Alliant Reloder-25
<<locked>>
97%
43149
66%
**28
98%
Alliant Reloder-26
<<locked>>
97%
57986
89%
**40
100%
Hodgdon H380
<<locked>>
84%
58117
89%
**79
100%
Hodgdon H414
<<locked>>
87%
58146
89%
**38
99%
Hodgdon H4350
<<locked>>
94%
57986
89%
**89
99%
[Hodgdon H4831]*
<<locked>>
97%
49139
76%
**48
94%
Hodgdon H4831 SC
<<locked>>
97%
56101
86%
**76
96%
Hodgdon Hybrid 100V
<<locked>>
94%
58001
89%
**76
100%
Hodgdon LVR
<<locked>>
89%
58305
90%
**19
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34403
53%
**89
92%
Hodgdon Superperformance
<<locked>>
89%
58349
90%
**61
99%
Hodgdon VARGET
<<locked>>
86%
58392
90%
**66
100%
Hodgdon TrailBoss
<<locked>>
96%
34650
53%
**78
100%
IMR 4064
<<locked>>
86%
57783
89%
**53
100%
IMR 4166 Enduron
<<locked>>
87%
58189
90%
**53
99%
IMR 4350
<<locked>>
92%
58218
90%
**86
99%
IMR 4451 Enduron
<<locked>>
88%
58378
90%
**79
99%
IMR 4831
<<locked>>
96%
58392
90%
**05
100%
IMR 4955 Enduron
<<locked>>
97%
55056
85%
**33
96%
IMR 7828 SSC
<<locked>>
97%
55201
85%
**45
97%
Lovex S062
<<locked>>
84%
57928
89%
**43
100%
Lovex S065
<<locked>>
90%
58059
89%
**63
100%
Lovex S070
<<locked>>
91%
58378
90%
**96
99%
Lovex S071
<<locked>>
97%
43613
67%
**33
98%
Norma 203B
<<locked>>
83%
58146
89%
**86
100%
Norma 204
<<locked>>
91%
57943
89%
**15
98%
Norma MRP
<<locked>>
97%
56594
87%
**91
99%
Norma URP 👍
<<locked>>
92%
58131
89%
**25
100%
Ramshot Hunter 👍
<<locked>>
92%
58117
89%
**38
100%
Ramshot Magnum
<<locked>>
97%
51793
80%
**53
98%
ReloadSwiss RS 14
<<locked>>
97%
35679
55%
**31
100%
ReloadSwiss RS 50
<<locked>>
84%
58059
89%
**76
100%
ReloadSwiss RS 60
<<locked>>
88%
57783
89%
**81
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
57943
89%
**38
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
57827
89%
**94
100%
ReloadSwiss RS 76
<<locked>>
97%
42119
65%
**28
96%
Rottweil R 903
<<locked>>
87%
58407
90%
**66
100%
Rottweil R 904
<<locked>>
95%
57827
89%
**89
97%
Rottweil R 905
<<locked>>
97%
58117
89%
**45
98%
Rottweil R 907
<<locked>>
89%
57943
89%
**69
99%
SNPE Vectan SP 11
<<locked>>
86%
58450
90%
**05
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
58233
90%
**41
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57841
89%
**10
99%
Shooters World Long Rifle
<<locked>>
90%
58059
89%
**63
100%
Shooters World Precision
<<locked>>
84%
57928
89%
**43
100%
Somchem S355
<<locked>>
87%
58349
90%
**69
100%
Somchem S361
<<locked>>
94%
57827
89%
**40
96%
Somchem S365
<<locked>>
94%
58378
90%
**28
100%
Somchem S385
<<locked>>
96%
57972
89%
**99
99%
Vihtavuori N135
<<locked>>
88%
58059
89%
**74
100%
Vihtavuori N150
<<locked>>
92%
58450
90%
**20
100%
Vihtavuori N160
<<locked>>
89%
57812
89%
**79
100%
Vihtavuori N165
<<locked>>
97%
49008
75%
**31
97%
Vihtavuori N540
<<locked>>
83%
58218
90%
**14
100%
Vihtavuori N550
<<locked>>
89%
58059
89%
**28
100%
Vihtavuori N555
<<locked>>
97%
56057
86%
**15
100%
Vihtavuori N560
<<locked>>
97%
53214
82%
**09
96%
[Vihtavuori N565]*
<<locked>>
97%
45005
69%
**22
93%
Winchester 6.5 StaBALL
<<locked>>
90%
58276
90%
**46
100%
Winchester 760
<<locked>>
87%
58146
89%
**38
99%
Winchester StaBALL HD
<<locked>>
97%
45469
70%
**66
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50125
77%
**25
100%
[ADI AR 2209]*
<<locked>>
81%
34954
54%
**46
91%
[ADI AR 2213]*
<<locked>>
86%
37405
58%
**35
90%
[ADI AR 2225]*
<<locked>>
95%
31734
49%
**97
90%
Accurate 2700
<<locked>>
81%
48356
74%
**43
97%
[Accurate 3100]*
<<locked>>
81%
29994
46%
**92
92%
Accurate 4064
<<locked>>
81%
53185
82%
**45
100%
Accurate 4350
<<locked>>
81%
41075
63%
**04
98%
[Accurate MAGPRO]*
<<locked>>
91%
42279
65%
**72
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51140
79%
**51
100%
Alliant Reloder-15
<<locked>>
81%
54418
84%
**36
100%
Alliant Reloder-16
<<locked>>
81%
39842
61%
**10
98%
Alliant Reloder-17
<<locked>>
81%
46006
71%
**54
100%
[Alliant Reloder-19]*
<<locked>>
81%
34621
53%
**36
91%
[Alliant Reloder-22]*
<<locked>>
84%
33359
51%
**43
90%
Alliant Reloder-23
<<locked>>
81%
29051
45%
**21
96%
[Alliant Reloder-25]*
<<locked>>
84%
27673
43%
**75
90%
[Alliant Reloder-26]*
<<locked>>
81%
31386
48%
**43
94%
Hodgdon H380
<<locked>>
81%
51822
80%
**81
100%
Hodgdon H414
<<locked>>
81%
47268
73%
**45
98%
[Hodgdon H4350]*
<<locked>>
81%
38508
59%
**99
94%
[Hodgdon H4831]*
<<locked>>
90%
38682
60%
**18
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
38682
60%
**18
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37333
57%
**89
99%
Hodgdon LVR
<<locked>>
81%
43990
68%
**56
98%
[Hodgdon Retumbo]*
<<locked>>
95%
31734
49%
**97
90%
Hodgdon Superperformance
<<locked>>
81%
42612
66%
**63
96%
Hodgdon VARGET
<<locked>>
81%
49937
77%
**28
100%
Hodgdon TrailBoss
<<locked>>
81%
27601
42%
**11
100%
IMR 4064
<<locked>>
81%
49153
76%
**05
100%
IMR 4166 Enduron
<<locked>>
81%
48153
74%
**72
98%
IMR 4350
<<locked>>
81%
40596
62%
**44
95%
IMR 4451 Enduron
<<locked>>
81%
46673
72%
**66
97%
IMR 4831
<<locked>>
81%
35578
55%
**56
97%
[IMR 4955 Enduron]*
<<locked>>
85%
37391
58%
**59
90%
[IMR 7828 SSC]*
<<locked>>
86%
37565
58%
**54
90%
Lovex S062
<<locked>>
81%
52866
81%
**61
100%
Lovex S065
<<locked>>
81%
43729
67%
**94
98%
Lovex S070
<<locked>>
81%
42032
65%
**77
96%
[Lovex S071]*
<<locked>>
83%
26948
41%
**87
90%
Norma 203B
<<locked>>
81%
53766
83%
**20
100%
[Norma 204]*
<<locked>>
81%
40074
62%
**58
93%
[Norma MRP]*
<<locked>>
81%
31575
49%
**13
91%
Norma URP
<<locked>>
81%
40756
63%
**94
98%
Ramshot Hunter
<<locked>>
81%
39697
61%
**74
96%
[Ramshot Magnum]*
<<locked>>
85%
32372
50%
**94
90%
ReloadSwiss RS 14
<<locked>>
81%
28108
43%
**54
100%
ReloadSwiss RS 50
<<locked>>
81%
51808
80%
**58
99%
ReloadSwiss RS 60
<<locked>>
81%
44353
68%
**54
100%
ReloadSwiss RS 62
<<locked>>
81%
41075
63%
**10
98%
ReloadSwiss RS 70
<<locked>>
81%
39871
61%
**33
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
32111
49%
**36
90%
Rottweil R 903
<<locked>>
81%
48428
75%
**02
100%
[Rottweil R 904]*
<<locked>>
81%
36376
56%
**40
90%
[Rottweil R 905]*
<<locked>>
81%
33750
52%
**17
91%
Rottweil R 907
<<locked>>
81%
45107
69%
**23
96%
SNPE Vectan SP 11
<<locked>>
81%
49850
77%
**61
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49588
76%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42873
66%
**44
97%
Shooters World Long Rifle
<<locked>>
81%
43729
67%
**94
98%
Shooters World Precision
<<locked>>
81%
52866
81%
**61
100%
Somchem S355
<<locked>>
81%
48573
75%
**99
100%
[Somchem S361]*
<<locked>>
82%
38203
59%
**53
90%
Somchem S365
<<locked>>
81%
37347
57%
**41
100%
[Somchem S385]*
<<locked>>
81%
34127
53%
**97
92%
Vihtavuori N135
<<locked>>
81%
47079
72%
**00
100%
Vihtavuori N150
<<locked>>
81%
41597
64%
**38
100%
Vihtavuori N160
<<locked>>
81%
44179
68%
**36
99%
[Vihtavuori N165]*
<<locked>>
84%
31502
48%
**21
90%
Vihtavuori N540
<<locked>>
81%
54520
84%
**64
100%
Vihtavuori N550
<<locked>>
81%
44701
69%
**79
99%
Vihtavuori N555
<<locked>>
81%
32329
50%
**07
96%
[Vihtavuori N560]*
<<locked>>
88%
38653
59%
**94
90%
[Vihtavuori N565]*
<<locked>>
92%
37623
58%
**54
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41611
64%
**58
100%
Winchester 760
<<locked>>
81%
47268
73%
**45
98%
[Winchester StaBALL HD]*
<<locked>>
81%
23148
36%
**69
94%

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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