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Load data for .300 Lapua Mag. + .308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets

Recommended Powder(s): ADI AR 2213, Alliant Reloder-25, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560

.300 Lapua Mag. + .308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets
Manufacturer SKU:
300BLK-200G-EXP
Bullet Weight:
200gr | 13.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.410" | 35.8mm
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.509" | 12.9mm
Shank Seated Depth:
0.509" | 12.9mm
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_B10916_C363
Last updated:
2025-02-02

Load data for 98 loads in caliber .300 Lapua Mag. with .308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets bullet and 49 powders such as ADI AR 2213, Alliant Reloder-25, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560. 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 2209
<<locked>>
88%
54563
90%
**95
100%
ADI AR 2213 👍
<<locked>>
91%
54447
89%
**25
99%
ADI AR 2217
<<locked>>
97%
49255
81%
**46
98%
ADI AR 2225
<<locked>>
97%
44498
73%
**13
100%
Accurate 3100
<<locked>>
90%
54563
90%
**40
100%
Accurate MAGPRO
<<locked>>
91%
54723
90%
**48
98%
Alliant Reloder-16
<<locked>>
84%
54621
90%
**85
100%
Alliant Reloder-19
<<locked>>
88%
54360
89%
**82
100%
Alliant Reloder-22
<<locked>>
90%
54375
89%
**18
100%
Alliant Reloder-23
<<locked>>
92%
54766
90%
**85
100%
Alliant Reloder-25 👍
<<locked>>
96%
54549
90%
**54
100%
Alliant Reloder-26
<<locked>>
87%
54288
89%
**58
100%
[Alliant Reloder-33]*
<<locked>>
97%
45919
75%
**46
94%
Hodgdon H1000
<<locked>>
97%
49255
81%
**46
98%
Hodgdon H4350
<<locked>>
86%
54520
90%
**26
100%
Hodgdon H4831
<<locked>>
93%
54592
90%
**76
98%
Hodgdon H4831 SC
<<locked>>
90%
54766
90%
**76
98%
Hodgdon Hybrid 100V
<<locked>>
85%
54317
89%
**03
100%
Hodgdon Retumbo
<<locked>>
97%
44498
73%
**13
100%
Hodgdon TrailBoss
<<locked>>
96%
35839
59%
**09
100%
IMR 4350
<<locked>>
84%
54534
90%
**33
100%
IMR 4831
<<locked>>
87%
54621
90%
**33
100%
IMR 4955 Enduron
<<locked>>
90%
54056
89%
**36
98%
IMR 7828 SSC 👍
<<locked>>
90%
54201
89%
**35
99%
[IMR 7977 Enduron]*
<<locked>>
95%
54360
89%
**90
92%
IMR 8133 Enduron
<<locked>>
97%
40799
67%
**28
96%
Lovex S071
<<locked>>
96%
54563
90%
**40
100%
Norma 204
<<locked>>
84%
54650
90%
**76
99%
Norma 217
<<locked>>
97%
40872
67%
**54
99%
Norma MRP
<<locked>>
89%
54766
90%
**51
100%
Ramshot Hunter
<<locked>>
84%
54578
90%
**72
100%
Ramshot Magnum
<<locked>>
91%
54215
89%
**05
100%
ReloadSwiss RS 14
<<locked>>
96%
36666
60%
**49
100%
ReloadSwiss RS 70
<<locked>>
83%
54621
90%
**18
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
54592
90%
**27
100%
ReloadSwiss RS 80
<<locked>>
97%
50372
83%
**25
98%
Rottweil R 904
<<locked>>
87%
54607
90%
**53
99%
Rottweil R 905
<<locked>>
88%
54520
89%
**89
100%
Somchem S361
<<locked>>
86%
54389
89%
**17
98%
Somchem S365
<<locked>>
84%
54230
89%
**40
100%
Somchem S385
<<locked>>
88%
54302
89%
**43
100%
Vihtavuori N165
<<locked>>
93%
54520
90%
**40
100%
[Vihtavuori N170]*
<<locked>>
97%
46354
76%
**21
92%
Vihtavuori N555
<<locked>>
88%
54317
89%
**66
100%
Vihtavuori N560 👍
<<locked>>
90%
54389
89%
**41
99%
Vihtavuori N565
<<locked>>
95%
54708
90%
**38
99%
Vihtavuori N568
<<locked>>
97%
51764
85%
**28
97%
Vihtavuori N570
<<locked>>
97%
49153
81%
**22
95%
Winchester StaBALL HD
<<locked>>
93%
54607
90%
**94
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
43874
72%
**02
98%
ADI AR 2213
<<locked>>
81%
39363
65%
**36
95%
[ADI AR 2217]*
<<locked>>
81%
29921
49%
**93
91%
[ADI AR 2225]*
<<locked>>
81%
27485
45%
**67
93%
Accurate 3100
<<locked>>
81%
40654
67%
**00
99%
[Accurate MAGPRO]*
<<locked>>
81%
39073
64%
**49
93%
Alliant Reloder-16
<<locked>>
81%
50183
82%
**17
100%
Alliant Reloder-19
<<locked>>
81%
44193
73%
**02
98%
Alliant Reloder-22
<<locked>>
81%
39856
65%
**56
97%
Alliant Reloder-23
<<locked>>
81%
38566
63%
**10
100%
Alliant Reloder-25
<<locked>>
81%
33692
55%
**41
98%
Alliant Reloder-26
<<locked>>
81%
42815
70%
**64
100%
[Alliant Reloder-33]*
<<locked>>
91%
37695
62%
**62
90%
[Hodgdon H1000]*
<<locked>>
81%
29921
49%
**93
91%
Hodgdon H4350
<<locked>>
81%
47543
78%
**15
99%
[Hodgdon H4831]*
<<locked>>
81%
37318
61%
**48
94%
Hodgdon H4831 SC
<<locked>>
81%
41278
68%
**36
95%
Hodgdon Hybrid 100V
<<locked>>
81%
47630
78%
**08
100%
[Hodgdon Retumbo]*
<<locked>>
81%
27485
45%
**67
93%
Hodgdon TrailBoss
<<locked>>
90%
32706
54%
**50
100%
IMR 4350
<<locked>>
81%
49821
82%
**57
100%
IMR 4831
<<locked>>
81%
45730
75%
**92
100%
IMR 4955 Enduron
<<locked>>
81%
41191
68%
**00
96%
IMR 7828 SSC
<<locked>>
81%
40669
67%
**82
96%
[IMR 7977 Enduron]*
<<locked>>
91%
47282
78%
**72
90%
[IMR 8133 Enduron]*
<<locked>>
86%
28631
47%
**10
90%
Lovex S071
<<locked>>
81%
35201
58%
**79
98%
Norma 204
<<locked>>
81%
50198
82%
**00
99%
[Norma 217]*
<<locked>>
81%
25164
41%
**15
90%
Norma MRP
<<locked>>
81%
41989
69%
**31
99%
Ramshot Hunter
<<locked>>
81%
50328
83%
**03
100%
Ramshot Magnum
<<locked>>
81%
37246
61%
**00
97%
ReloadSwiss RS 14
<<locked>>
85%
31459
52%
**47
100%
ReloadSwiss RS 70
<<locked>>
81%
50821
83%
**62
100%
ReloadSwiss RS 76
<<locked>>
81%
32082
53%
**41
96%
[ReloadSwiss RS 80]*
<<locked>>
83%
31734
52%
**11
90%
Rottweil R 904
<<locked>>
81%
45426
75%
**89
97%
Rottweil R 905
<<locked>>
81%
43482
71%
**92
98%
Somchem S361
<<locked>>
81%
46064
76%
**79
97%
Somchem S365
<<locked>>
81%
48689
80%
**61
100%
Somchem S385
<<locked>>
81%
44135
72%
**79
99%
Vihtavuori N165
<<locked>>
81%
37449
61%
**34
97%
[Vihtavuori N170]*
<<locked>>
93%
41582
68%
**26
90%
Vihtavuori N555
<<locked>>
81%
43424
71%
**89
100%
Vihtavuori N560
<<locked>>
81%
39856
65%
**69
95%
[Vihtavuori N565]*
<<locked>>
81%
35085
58%
**51
93%
[Vihtavuori N568]*
<<locked>>
83%
33011
54%
**31
90%
[Vihtavuori N570]*
<<locked>>
89%
38392
63%
**89
90%
Winchester StaBALL HD
<<locked>>
81%
35157
58%
**62
100%

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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