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

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Recommended Powder(s):

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

Load Specifications

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 RCM
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.797" | 71.1mm
Seated Depth:
0.503" | 12.8mm
Shank Seated Depth:
0.357" | 9.1mm
Case Capacity:
75.0 Grains of Water | 4.87 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B10764_C371

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 192 loads in caliber .300 RCM with .308 | 150gr | Merlin Virtus bullet and 96 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

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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>>
91%
56840
89%
**22
100%
ADI AR 2208
<<locked>>
96%
56927
89%
**95
99%
Accurate 2015
<<locked>>
87%
56608
89%
**07
100%
Accurate 2200
<<locked>>
89%
56942
89%
**82
99%
Accurate 2230
<<locked>>
85%
56768
89%
**66
100%
Accurate 2460
<<locked>>
85%
56724
89%
**69
100%
Accurate 2495
<<locked>>
90%
57217
90%
**86
100%
Accurate 2520
<<locked>>
89%
57029
89%
**02
100%
Accurate 2700
<<locked>>
97%
56637
89%
**20
96%
Accurate 4064
<<locked>>
96%
56536
89%
**99
100%
Accurate 4350
<<locked>>
97%
44251
69%
**67
97%
Alliant AR-Comp
<<locked>>
89%
57261
90%
**59
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
56826
89%
**28
100%
Alliant Reloder-10x
<<locked>>
84%
56608
89%
**20
100%
Alliant Reloder-15 👍
<<locked>>
94%
57363
90%
**48
100%
Alliant Reloder-16
<<locked>>
97%
43859
69%
**71
97%
Alliant Reloder-17
<<locked>>
97%
51300
80%
**41
100%
[Alliant Reloder-23]*
<<locked>>
97%
30864
48%
**72
93%
Baschieri & Pellagri 107
<<locked>>
91%
57290
90%
**41
99%
Hodgdon BL-C2
<<locked>>
89%
56782
89%
**31
100%
Hodgdon Benchmark
<<locked>>
88%
57188
90%
**49
100%
Hodgdon CFE223
<<locked>>
94%
57261
90%
**77
99%
Hodgdon H322
<<locked>>
87%
56739
89%
**76
100%
Hodgdon H380
<<locked>>
95%
56623
89%
**15
99%
Hodgdon H414
<<locked>>
97%
53040
83%
**12
96%
[Hodgdon H4350]*
<<locked>>
97%
42728
67%
**56
92%
Hodgdon Hybrid 100V
<<locked>>
97%
40205
63%
**56
98%
Hodgdon LVR
<<locked>>
97%
48791
76%
**30
97%
[Hodgdon Superperformance]*
<<locked>>
97%
48312
76%
**36
94%
Hodgdon VARGET
<<locked>>
97%
57203
90%
**99
99%
Hodgdon TrailBoss
<<locked>>
96%
32895
52%
**78
100%
IMR 3031
<<locked>>
94%
57392
90%
**18
100%
IMR 4064
<<locked>>
97%
56014
88%
**76
99%
IMR 4166 Enduron
<<locked>>
97%
56420
88%
**53
97%
IMR 4198
<<locked>>
85%
57232
90%
**81
100%
[IMR 4350]*
<<locked>>
97%
45556
71%
**08
93%
IMR 4451 Enduron
<<locked>>
97%
53229
83%
**23
96%
IMR 4831
<<locked>>
97%
37753
59%
**10
95%
IMR 4895 👍
<<locked>>
93%
56942
89%
**51
100%
IMR 8208 XBR
<<locked>>
89%
56927
89%
**82
100%
Lovex D073.4
<<locked>>
84%
56753
89%
**53
100%
Lovex D073.5
<<locked>>
85%
57029
89%
**72
100%
Lovex D073.6
<<locked>>
91%
57029
89%
**02
100%
Lovex S060
<<locked>>
91%
57246
90%
**49
100%
Lovex S062
<<locked>>
95%
56333
88%
**89
100%
Lovex S065
<<locked>>
97%
49139
77%
**71
97%
Lovex S070
<<locked>>
97%
46775
73%
**48
95%
Norma 201
<<locked>>
92%
57377
90%
**92
100%
Norma 202
<<locked>>
91%
56768
89%
**79
100%
Norma 203B 👍
<<locked>>
95%
57435
90%
**45
100%
Norma URP
<<locked>>
97%
44498
70%
**64
97%
Ramshot Big Game 👍
<<locked>>
94%
57261
90%
**58
100%
Ramshot Hunter
<<locked>>
97%
43613
68%
**48
95%
Ramshot TAC
<<locked>>
89%
57087
89%
**95
98%
Ramshot Wild Boar
<<locked>>
89%
57232
90%
**25
100%
Ramshot X-Terminator
<<locked>>
87%
57261
90%
**69
100%
ReloadSwiss RS 14
<<locked>>
97%
33721
53%
**31
100%
ReloadSwiss RS 40
<<locked>>
86%
57043
89%
**72
100%
ReloadSwiss RS 50
<<locked>>
95%
56942
89%
**99
97%
ReloadSwiss RS 52 👍
<<locked>>
95%
56927
89%
**61
100%
ReloadSwiss RS 60
<<locked>>
97%
49690
78%
**28
100%
ReloadSwiss RS 62
<<locked>>
97%
43758
69%
**81
96%
ReloadSwiss RS 70
<<locked>>
97%
44875
70%
**00
96%
Rottweil R 901
<<locked>>
89%
56739
89%
**49
100%
Rottweil R 902
<<locked>>
94%
57058
89%
**76
100%
Rottweil R 903
<<locked>>
97%
54041
85%
**86
100%
Rottweil R 907
<<locked>>
97%
51169
80%
**90
95%
SNPE Vectan SP 11
<<locked>>
97%
56130
88%
**51
100%
SNPE Vectan SP 7
<<locked>>
90%
57130
90%
**92
99%
SNPE Vectan SP 9
<<locked>>
92%
57290
90%
**15
100%
SNPE Vectan Tubal 3000
<<locked>>
91%
57188
90%
**00
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
56971
89%
**94
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
49342
77%
**18
95%
Shooters World Long Rifle
<<locked>>
97%
49139
77%
**71
97%
Shooters World Match Rifle
<<locked>>
91%
57029
89%
**02
100%
Shooters World Precision
<<locked>>
95%
56333
88%
**89
100%
Shooters World Tactical Rifle
<<locked>>
84%
57348
90%
**56
100%
Somchem S321
<<locked>>
87%
57305
90%
**02
100%
Somchem S335
<<locked>>
91%
56855
89%
**07
100%
Somchem S341
<<locked>>
90%
56681
89%
**86
100%
Somchem S355
<<locked>>
97%
54360
85%
**76
100%
Somchem S365
<<locked>>
97%
39392
62%
**12
99%
Vihtavuori N130
<<locked>>
87%
56492
89%
**64
100%
Vihtavuori N133
<<locked>>
93%
56710
89%
**84
100%
Vihtavuori N135
<<locked>>
97%
51982
81%
**77
100%
Vihtavuori N140
<<locked>>
93%
56623
89%
**49
100%
Vihtavuori N150
<<locked>>
97%
46137
72%
**12
100%
Vihtavuori N160
<<locked>>
97%
49240
77%
**07
98%
Vihtavuori N530
<<locked>>
88%
57188
90%
**99
100%
Vihtavuori N540
<<locked>>
94%
56884
89%
**79
100%
Vihtavuori N550
<<locked>>
97%
49255
77%
**46
98%
[Vihtavuori N555]*
<<locked>>
96%
32329
51%
**41
93%
Winchester 6.5 StaBALL
<<locked>>
97%
47297
74%
**51
99%
Winchester 748
<<locked>>
87%
56942
89%
**35
100%
Winchester 760
<<locked>>
97%
53040
83%
**12
96%
Winchester StaBALL Match
<<locked>>
85%
56695
89%
**15
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
41611
65%
**46
97%
ADI AR 2208
<<locked>>
81%
35157
55%
**79
95%
Accurate 2015
<<locked>>
81%
46905
74%
**69
100%
Accurate 2200
<<locked>>
81%
43555
68%
**46
96%
Accurate 2230
<<locked>>
81%
49530
78%
**54
99%
Accurate 2460
<<locked>>
81%
49530
78%
**54
100%
Accurate 2495
<<locked>>
81%
41481
65%
**43
100%
Accurate 2520
<<locked>>
81%
42641
67%
**72
100%
[Accurate 2700]*
<<locked>>
85%
38189
60%
**82
90%
Accurate 4064
<<locked>>
81%
34882
55%
**12
99%
[Accurate 4350]*
<<locked>>
84%
27847
44%
**74
90%
Alliant AR-Comp
<<locked>>
81%
43018
67%
**59
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
34258
54%
**98
96%
Alliant Reloder-10x
<<locked>>
81%
51039
80%
**38
100%
Alliant Reloder-15
<<locked>>
81%
37173
58%
**71
96%
[Alliant Reloder-16]*
<<locked>>
84%
29573
46%
**00
90%
[Alliant Reloder-17]*
<<locked>>
81%
29646
46%
**30
93%
[Alliant Reloder-23]*
<<locked>>
92%
26658
42%
**34
90%
Baschieri & Pellagri 107
<<locked>>
81%
40553
64%
**36
96%
Hodgdon BL-C2
<<locked>>
81%
42844
67%
**92
99%
Hodgdon Benchmark
<<locked>>
81%
45774
72%
**59
99%
[Hodgdon CFE223]*
<<locked>>
81%
35331
55%
**48
94%
Hodgdon H322
<<locked>>
81%
46311
73%
**12
100%
[Hodgdon H380]*
<<locked>>
81%
34708
54%
**92
93%
[Hodgdon H414]*
<<locked>>
85%
35491
56%
**54
90%
[Hodgdon H4350]*
<<locked>>
93%
38116
60%
**48
90%
[Hodgdon Hybrid 100V]*
<<locked>>
82%
25034
39%
**39
90%
[Hodgdon LVR]*
<<locked>>
83%
30458
48%
**13
90%
[Hodgdon Superperformance]*
<<locked>>
91%
38870
61%
**36
90%
Hodgdon VARGET
<<locked>>
81%
34940
55%
**75
95%
Hodgdon TrailBoss
<<locked>>
82%
26774
42%
**44
100%
IMR 3031
<<locked>>
81%
37449
59%
**87
100%
IMR 4064
<<locked>>
81%
34403
54%
**56
95%
[IMR 4166 Enduron]*
<<locked>>
82%
35215
55%
**36
90%
IMR 4198
<<locked>>
81%
51663
81%
**02
100%
[IMR 4350]*
<<locked>>
91%
37507
59%
**38
90%
[IMR 4451 Enduron]*
<<locked>>
84%
36100
57%
**85
90%
[IMR 4831]*
<<locked>>
88%
28195
44%
**57
90%
IMR 4895
<<locked>>
81%
38218
60%
**03
97%
IMR 8208 XBR
<<locked>>
81%
43816
69%
**62
99%
Lovex D073.4
<<locked>>
81%
51242
80%
**71
100%
Lovex D073.5
<<locked>>
81%
49211
77%
**51
100%
Lovex D073.6
<<locked>>
81%
39784
62%
**13
99%
Lovex S060
<<locked>>
81%
42148
66%
**87
98%
Lovex S062
<<locked>>
81%
36579
57%
**25
98%
[Lovex S065]*
<<locked>>
83%
31473
49%
**77
90%
[Lovex S070]*
<<locked>>
88%
34853
55%
**82
90%
Norma 201
<<locked>>
81%
40437
63%
**97
98%
Norma 202
<<locked>>
81%
40698
64%
**07
100%
Norma 203B
<<locked>>
81%
36564
57%
**57
96%
[Norma URP]*
<<locked>>
84%
29037
46%
**87
90%
Ramshot Big Game
<<locked>>
81%
35984
56%
**61
96%
[Ramshot Hunter]*
<<locked>>
89%
33576
53%
**05
90%
Ramshot TAC
<<locked>>
81%
43468
68%
**46
95%
Ramshot Wild Boar
<<locked>>
81%
42728
67%
**69
98%
Ramshot X-Terminator
<<locked>>
81%
47384
74%
**15
99%
ReloadSwiss RS 14
<<locked>>
81%
26310
41%
**67
100%
ReloadSwiss RS 40
<<locked>>
81%
49168
77%
**54
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
35476
56%
**85
91%
ReloadSwiss RS 52
<<locked>>
81%
35012
55%
**61
98%
[ReloadSwiss RS 60]*
<<locked>>
81%
28906
45%
**13
93%
[ReloadSwiss RS 62]*
<<locked>>
85%
29559
46%
**26
90%
[ReloadSwiss RS 70]*
<<locked>>
88%
33315
52%
**15
90%
Rottweil R 901
<<locked>>
81%
44309
69%
**46
100%
Rottweil R 902
<<locked>>
81%
38247
60%
**41
98%
Rottweil R 903
<<locked>>
81%
31502
49%
**26
95%
[Rottweil R 907]*
<<locked>>
87%
37304
58%
**08
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
32895
52%
**85
94%
SNPE Vectan SP 7
<<locked>>
81%
41597
65%
**17
95%
SNPE Vectan SP 9
<<locked>>
81%
39958
63%
**10
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
42119
66%
**64
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
34635
54%
**16
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
87%
34505
54%
**30
90%
[Shooters World Long Rifle]*
<<locked>>
83%
31473
49%
**77
90%
Shooters World Match Rifle
<<locked>>
81%
39784
62%
**13
99%
Shooters World Precision
<<locked>>
81%
36579
57%
**25
98%
Shooters World Tactical Rifle
<<locked>>
81%
51880
81%
**67
100%
Somchem S321
<<locked>>
81%
47181
74%
**48
100%
Somchem S335
<<locked>>
81%
41727
65%
**67
100%
Somchem S341
<<locked>>
81%
41379
65%
**20
97%
Somchem S355
<<locked>>
81%
32706
51%
**43
95%
[Somchem S365]*
<<locked>>
81%
23395
37%
**33
90%
Vihtavuori N130
<<locked>>
81%
47021
74%
**26
100%
Vihtavuori N133
<<locked>>
81%
39769
62%
**15
100%
Vihtavuori N135
<<locked>>
81%
31676
50%
**07
100%
Vihtavuori N140
<<locked>>
81%
37840
59%
**31
100%
Vihtavuori N150
<<locked>>
81%
27804
44%
**98
95%
[Vihtavuori N160]*
<<locked>>
81%
29066
46%
**51
90%
Vihtavuori N530
<<locked>>
81%
45861
72%
**12
99%
Vihtavuori N540
<<locked>>
81%
37594
59%
**48
99%
[Vihtavuori N550]*
<<locked>>
81%
28718
45%
**80
90%
[Vihtavuori N555]*
<<locked>>
91%
27267
43%
**87
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
27847
44%
**92
92%
Winchester 748
<<locked>>
81%
46601
73%
**61
100%
[Winchester 760]*
<<locked>>
85%
35491
56%
**54
90%
Winchester StaBALL Match
<<locked>>
81%
49676
78%
**07
99%

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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