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

Recommended Powder(s): Alliant Reloder-16, Norma URP, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555

.300 Lapua Mag. + .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 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.309" | 7.9mm
Shank Seated Depth:
0.164" | 4.2mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B10764_C363
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 138 loads in caliber .300 Lapua Mag. with .308 | 150gr | Merlin Virtus bullet and 69 powders such as Alliant Reloder-16, Norma URP, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555. 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>>
84%
54375
89%
**97
100%
ADI AR 2209
<<locked>>
95%
54288
89%
**73
97%
ADI AR 2213
<<locked>>
97%
52199
86%
**63
96%
Accurate 2700
<<locked>>
85%
54781
90%
**51
98%
Accurate 3100
<<locked>>
97%
51706
85%
**81
99%
Accurate 4350
<<locked>>
89%
54418
89%
**50
100%
[Accurate MAGPRO]*
<<locked>>
97%
50546
83%
**43
93%
Alliant Reloder- TS 15.5
<<locked>>
84%
54375
89%
**00
100%
Alliant Reloder-16 👍
<<locked>>
91%
54244
89%
**02
100%
Alliant Reloder-17
<<locked>>
86%
54679
90%
**05
100%
Alliant Reloder-19
<<locked>>
95%
54578
90%
**69
98%
Alliant Reloder-22
<<locked>>
97%
51547
85%
**53
97%
Alliant Reloder-23
<<locked>>
97%
48805
80%
**94
100%
Alliant Reloder-25
<<locked>>
97%
42134
69%
**99
98%
Alliant Reloder-26
<<locked>>
96%
54186
89%
**68
100%
Hodgdon H380
<<locked>>
83%
54708
90%
**17
100%
Hodgdon H414
<<locked>>
86%
54433
89%
**69
99%
Hodgdon H4350
<<locked>>
93%
54679
90%
**23
98%
[Hodgdon H4831]*
<<locked>>
97%
47964
79%
**18
94%
Hodgdon H4831 SC
<<locked>>
96%
54215
89%
**40
95%
Hodgdon Hybrid 100V
<<locked>>
93%
54404
89%
**10
100%
Hodgdon LVR
<<locked>>
88%
54157
89%
**50
100%
Hodgdon Superperformance
<<locked>>
88%
54636
90%
**02
99%
Hodgdon VARGET
<<locked>>
84%
54375
89%
**97
100%
Hodgdon TrailBoss
<<locked>>
97%
34911
57%
**69
100%
IMR 4064
<<locked>>
85%
54621
90%
**91
100%
IMR 4166 Enduron
<<locked>>
85%
54650
90%
**81
99%
IMR 4350
<<locked>>
91%
54563
90%
**14
98%
IMR 4451 Enduron
<<locked>>
86%
54505
89%
**00
99%
IMR 4831
<<locked>>
95%
54810
90%
**43
100%
IMR 4955 Enduron
<<locked>>
97%
53621
88%
**94
96%
IMR 7828 SSC
<<locked>>
97%
54114
89%
**05
96%
Lovex S065
<<locked>>
89%
54737
90%
**04
100%
Lovex S070
<<locked>>
90%
54462
89%
**14
99%
Lovex S071
<<locked>>
97%
42554
70%
**00
97%
Norma 204
<<locked>>
90%
54520
90%
**46
97%
Norma MRP
<<locked>>
97%
54636
90%
**41
99%
Norma URP 👍
<<locked>>
90%
54723
90%
**56
100%
Ramshot Hunter 👍
<<locked>>
91%
54288
89%
**66
99%
Ramshot Magnum
<<locked>>
97%
50502
83%
**23
98%
ReloadSwiss RS 14
<<locked>>
96%
35404
58%
**11
100%
ReloadSwiss RS 50
<<locked>>
83%
54505
89%
**07
99%
ReloadSwiss RS 60
<<locked>>
87%
54650
90%
**32
100%
ReloadSwiss RS 62
<<locked>>
89%
54621
90%
**73
100%
ReloadSwiss RS 70 👍
<<locked>>
90%
54708
90%
**28
100%
ReloadSwiss RS 76
<<locked>>
97%
41162
68%
**95
96%
Rottweil R 903
<<locked>>
85%
54781
90%
**10
100%
Rottweil R 904
<<locked>>
94%
54737
90%
**27
96%
Rottweil R 905
<<locked>>
95%
54114
89%
**66
98%
Rottweil R 907
<<locked>>
88%
54708
90%
**10
98%
SNPE Vectan SP 11
<<locked>>
84%
54491
89%
**43
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
54766
90%
**76
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
54665
90%
**54
99%
Shooters World Long Rifle
<<locked>>
89%
54737
90%
**04
100%
Somchem S355
<<locked>>
85%
54752
90%
**07
100%
Somchem S361
<<locked>>
93%
54578
90%
**74
96%
Somchem S365
<<locked>>
92%
54810
90%
**63
100%
Somchem S385
<<locked>>
95%
54752
90%
**36
98%
Vihtavuori N135
<<locked>>
86%
54824
90%
**25
100%
Vihtavuori N150
<<locked>>
90%
54317
89%
**54
100%
Vihtavuori N160
<<locked>>
88%
54476
89%
**14
100%
Vihtavuori N165
<<locked>>
97%
47877
79%
**92
97%
Vihtavuori N550
<<locked>>
88%
54737
90%
**59
100%
Vihtavuori N555 👍
<<locked>>
97%
54636
90%
**89
100%
Vihtavuori N560
<<locked>>
97%
51938
85%
**82
95%
[Vihtavuori N565]*
<<locked>>
97%
43976
72%
**99
93%
Winchester 6.5 StaBALL
<<locked>>
89%
54752
90%
**84
100%
Winchester 760
<<locked>>
86%
54433
89%
**69
99%
Winchester StaBALL HD
<<locked>>
97%
44280
73%
**46
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
49588
81%
**05
100%
[ADI AR 2209]*
<<locked>>
81%
34287
56%
**20
90%
[ADI AR 2213]*
<<locked>>
88%
38101
63%
**38
90%
Accurate 2700
<<locked>>
81%
47630
78%
**27
97%
[Accurate 3100]*
<<locked>>
81%
29283
48%
**56
92%
Accurate 4350
<<locked>>
81%
40176
66%
**67
98%
[Accurate MAGPRO]*
<<locked>>
92%
42641
70%
**76
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50212
82%
**31
100%
Alliant Reloder-16
<<locked>>
81%
38986
64%
**84
98%
Alliant Reloder-17
<<locked>>
81%
44802
74%
**25
100%
[Alliant Reloder-19]*
<<locked>>
81%
33939
56%
**13
90%
[Alliant Reloder-22]*
<<locked>>
84%
33533
55%
**33
90%
Alliant Reloder-23
<<locked>>
81%
28384
47%
**92
95%
[Alliant Reloder-25]*
<<locked>>
84%
27760
46%
**72
90%
[Alliant Reloder-26]*
<<locked>>
81%
30647
50%
**10
94%
Hodgdon H380
<<locked>>
81%
50879
84%
**48
100%
Hodgdon H414
<<locked>>
81%
46180
76%
**12
97%
[Hodgdon H4350]*
<<locked>>
81%
37753
62%
**62
94%
[Hodgdon H4831]*
<<locked>>
90%
39117
64%
**25
90%
[Hodgdon H4831 SC]*
<<locked>>
87%
39117
64%
**25
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36434
60%
**62
99%
Hodgdon LVR
<<locked>>
81%
43134
71%
**33
98%
Hodgdon Superperformance
<<locked>>
81%
41742
69%
**40
96%
Hodgdon VARGET
<<locked>>
81%
49037
81%
**92
100%
Hodgdon TrailBoss
<<locked>>
81%
27630
45%
**01
100%
IMR 4064
<<locked>>
81%
48544
80%
**79
100%
IMR 4166 Enduron
<<locked>>
81%
47645
78%
**49
98%
IMR 4350
<<locked>>
81%
39856
65%
**22
95%
IMR 4451 Enduron
<<locked>>
81%
45890
75%
**33
97%
IMR 4831
<<locked>>
81%
34853
57%
**26
97%
[IMR 4955 Enduron]*
<<locked>>
86%
37884
62%
**56
90%
[IMR 7828 SSC]*
<<locked>>
87%
38014
62%
**51
90%
Lovex S065
<<locked>>
81%
42917
70%
**71
98%
Lovex S070
<<locked>>
81%
41234
68%
**51
96%
[Lovex S071]*
<<locked>>
84%
27238
45%
**93
90%
[Norma 204]*
<<locked>>
81%
39378
65%
**38
93%
[Norma MRP]*
<<locked>>
81%
30922
51%
**90
90%
Norma URP
<<locked>>
81%
39900
66%
**67
98%
Ramshot Hunter
<<locked>>
81%
38899
64%
**54
96%
[Ramshot Magnum]*
<<locked>>
86%
32445
53%
**94
90%
ReloadSwiss RS 14
<<locked>>
81%
28152
46%
**44
100%
ReloadSwiss RS 50
<<locked>>
81%
50923
84%
**35
99%
ReloadSwiss RS 60
<<locked>>
81%
43236
71%
**22
100%
ReloadSwiss RS 62
<<locked>>
81%
40335
66%
**97
98%
ReloadSwiss RS 70
<<locked>>
81%
39030
64%
**04
97%
[ReloadSwiss RS 76]*
<<locked>>
90%
32271
53%
**40
90%
Rottweil R 903
<<locked>>
81%
47485
78%
**82
100%
[Rottweil R 904]*
<<locked>>
81%
36027
59%
**26
90%
[Rottweil R 905]*
<<locked>>
81%
33011
54%
**90
90%
Rottweil R 907
<<locked>>
81%
44295
73%
**00
96%
SNPE Vectan SP 11
<<locked>>
81%
49052
81%
**48
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48631
80%
**87
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42090
69%
**08
96%
Shooters World Long Rifle
<<locked>>
81%
42917
70%
**71
98%
Somchem S355
<<locked>>
81%
47747
78%
**79
100%
[Somchem S361]*
<<locked>>
83%
38740
64%
**59
90%
Somchem S365
<<locked>>
81%
36448
60%
**18
100%
[Somchem S385]*
<<locked>>
81%
33431
55%
**74
92%
Vihtavuori N135
<<locked>>
81%
46209
76%
**81
100%
Vihtavuori N150
<<locked>>
81%
40669
67%
**08
100%
Vihtavuori N160
<<locked>>
81%
43410
71%
**04
99%
[Vihtavuori N165]*
<<locked>>
85%
31575
52%
**18
90%
Vihtavuori N550
<<locked>>
81%
43918
72%
**49
99%
Vihtavuori N555
<<locked>>
81%
31488
52%
**80
96%
[Vihtavuori N560]*
<<locked>>
88%
38537
63%
**84
90%
[Vihtavuori N565]*
<<locked>>
93%
37797
62%
**51
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40727
67%
**35
100%
Winchester 760
<<locked>>
81%
46180
76%
**12
97%
[Winchester StaBALL HD]*
<<locked>>
81%
22365
37%
**46
93%

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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