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

Recommended Powder(s):

.300 WSM + .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:
<<locked>>
Caliber:
.300 WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
81.3 Grains of Water | 5.28 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B10916_C378
Last updated:
2026-01-20

Load data for 180 loads in caliber .300 WSM with .308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets bullet and 90 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".

  • No data yet

  • 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>>
87%
56550
89%
**31
100%
ADI AR 2209
<<locked>>
97%
54259
85%
**97
98%
ADI AR 2213
<<locked>>
97%
48559
76%
**28
96%
[ADI AR 2225]*
<<locked>>
97%
32082
50%
**16
92%
Accurate 2700
<<locked>>
88%
56913
89%
**02
99%
Accurate 3100
<<locked>>
97%
48269
76%
**69
99%
Accurate 4064
<<locked>>
84%
57232
90%
**05
100%
Accurate 4350
<<locked>>
92%
56753
89%
**97
100%
[Accurate MAGPRO]*
<<locked>>
97%
46746
73%
**25
93%
Alliant Power Pro 2000-MR
<<locked>>
83%
57087
89%
**69
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
57363
90%
**54
100%
Alliant Reloder-15
<<locked>>
84%
57406
90%
**67
100%
Alliant Reloder-16
<<locked>>
94%
56724
89%
**40
100%
Alliant Reloder-17
<<locked>>
90%
57130
90%
**56
100%
Alliant Reloder-19
<<locked>>
97%
53606
84%
**80
98%
Alliant Reloder-22
<<locked>>
97%
47616
75%
**35
97%
Alliant Reloder-23
<<locked>>
97%
45672
72%
**95
100%
Alliant Reloder-25
<<locked>>
97%
39798
62%
**13
98%
Alliant Reloder-26 👍
<<locked>>
97%
51547
81%
**66
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
48936
77%
**43
92%
Bofors RP15
<<locked>>
97%
44512
70%
**72
96%
Bofors RP3
<<locked>>
86%
57246
90%
**54
100%
[Bofors RP30]*
<<locked>>
97%
36230
57%
**34
92%
Bofors RP5
<<locked>>
97%
47616
75%
**35
97%
Bofors RP7
<<locked>>
90%
56376
88%
**41
99%
Hodgdon CFE223
<<locked>>
85%
56913
89%
**07
100%
Hodgdon H380
<<locked>>
86%
57029
89%
**64
100%
Hodgdon H414
<<locked>>
89%
57159
90%
**26
100%
Hodgdon H4350
<<locked>>
95%
56681
89%
**64
99%
[Hodgdon H4831]*
<<locked>>
97%
45295
71%
**20
94%
Hodgdon H4831 SC
<<locked>>
97%
50923
80%
**18
96%
Hodgdon Hybrid 100V
<<locked>>
96%
56913
89%
**67
100%
Hodgdon LVR
<<locked>>
91%
57406
90%
**13
100%
[Hodgdon Retumbo]*
<<locked>>
97%
32082
50%
**16
92%
Hodgdon Superperformance 👍
<<locked>>
92%
57130
90%
**59
99%
Hodgdon VARGET
<<locked>>
87%
56550
89%
**31
100%
IMR 3031
<<locked>>
83%
56797
89%
**02
100%
IMR 4064
<<locked>>
87%
56797
89%
**25
100%
IMR 4166 Enduron
<<locked>>
88%
57000
89%
**25
99%
IMR 4350
<<locked>>
94%
56565
89%
**61
99%
IMR 4451 Enduron
<<locked>>
89%
56898
89%
**51
99%
IMR 4831
<<locked>>
97%
55085
86%
**64
100%
IMR 4895
<<locked>>
83%
56985
89%
**71
100%
IMR 4955 Enduron
<<locked>>
97%
50560
79%
**75
96%
IMR 7828 SSC
<<locked>>
97%
49893
78%
**64
96%
Lovex S062
<<locked>>
85%
57276
90%
**18
100%
Lovex S065
<<locked>>
91%
57421
90%
**48
100%
Lovex S070 👍
<<locked>>
92%
57000
89%
**71
100%
Lovex S071
<<locked>>
97%
41205
65%
**44
98%
Norma 203B
<<locked>>
85%
57334
90%
**67
100%
Norma 204
<<locked>>
93%
56739
89%
**03
98%
Norma MRP
<<locked>>
97%
50256
79%
**10
99%
Norma URP
<<locked>>
93%
57029
89%
**10
100%
Ramshot Big Game
<<locked>>
84%
56942
89%
**80
100%
Ramshot Grand
<<locked>>
97%
53330
84%
**26
97%
Ramshot Hunter 👍
<<locked>>
94%
57363
90%
**33
100%
Ramshot Magnum
<<locked>>
97%
46441
73%
**92
97%
ReloadSwiss RS 50
<<locked>>
86%
57000
89%
**48
100%
ReloadSwiss RS 60
<<locked>>
88%
56898
89%
**49
100%
ReloadSwiss RS 62
<<locked>>
93%
56913
89%
**33
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
56536
89%
**72
100%
ReloadSwiss RS 76
<<locked>>
97%
38508
60%
**13
96%
Rottweil R 902
<<locked>>
83%
56840
89%
**92
100%
Rottweil R 903
<<locked>>
88%
56666
89%
**38
100%
Rottweil R 904
<<locked>>
97%
56652
89%
**74
98%
Rottweil R 905
<<locked>>
97%
53272
83%
**80
98%
Rottweil R 907
<<locked>>
90%
56376
88%
**41
99%
SNPE Vectan SP 11
<<locked>>
87%
57159
90%
**90
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
56695
89%
**20
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
56797
89%
**05
99%
Shooters World Long Rifle
<<locked>>
91%
57421
90%
**48
100%
Shooters World Precision
<<locked>>
85%
57276
90%
**18
100%
Somchem S355
<<locked>>
87%
56710
89%
**35
100%
Somchem S361
<<locked>>
96%
57058
89%
**48
97%
Somchem S365
<<locked>>
96%
56710
89%
**20
100%
Somchem S385
<<locked>>
97%
53534
84%
**51
99%
Vihtavuori N133
<<locked>>
84%
57130
90%
**03
100%
Vihtavuori N135
<<locked>>
89%
57203
90%
**59
100%
Vihtavuori N140
<<locked>>
84%
57276
90%
**72
100%
Vihtavuori N150
<<locked>>
93%
57029
89%
**08
100%
Vihtavuori N160
<<locked>>
91%
56826
89%
**67
100%
Vihtavuori N165
<<locked>>
97%
45397
71%
**07
97%
Vihtavuori N540
<<locked>>
84%
56637
89%
**98
100%
Vihtavuori N550
<<locked>>
90%
56971
89%
**07
100%
Vihtavuori N555
<<locked>>
97%
50647
79%
**54
100%
Vihtavuori N560
<<locked>>
97%
47979
75%
**54
95%
[Vihtavuori N565]*
<<locked>>
97%
40625
64%
**07
93%
Winchester 6.5 StaBALL
<<locked>>
93%
57421
90%
**51
100%
Winchester 760
<<locked>>
89%
57159
90%
**26
100%
Winchester StaBALL HD
<<locked>>
97%
38624
61%
**28
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48051
75%
**07
100%
[ADI AR 2209]*
<<locked>>
81%
33330
52%
**83
92%
[ADI AR 2213]*
<<locked>>
86%
34969
55%
**36
90%
[ADI AR 2225]*
<<locked>>
93%
29196
46%
**28
90%
Accurate 2700
<<locked>>
81%
46383
73%
**38
97%
[Accurate 3100]*
<<locked>>
81%
29414
46%
**85
94%
Accurate 4064
<<locked>>
81%
51488
81%
**33
100%
Accurate 4350
<<locked>>
81%
39189
61%
**18
99%
[Accurate MAGPRO]*
<<locked>>
91%
38928
61%
**67
90%
Alliant Power Pro 2000-MR
<<locked>>
81%
52794
83%
**03
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
48617
76%
**30
100%
Alliant Reloder-15
<<locked>>
81%
51561
81%
**85
100%
Alliant Reloder-16
<<locked>>
81%
38159
60%
**28
99%
Alliant Reloder-17
<<locked>>
81%
42569
67%
**36
100%
[Alliant Reloder-19]*
<<locked>>
81%
33199
52%
**83
92%
[Alliant Reloder-22]*
<<locked>>
82%
29994
47%
**44
90%
Alliant Reloder-23
<<locked>>
81%
28297
44%
**15
97%
[Alliant Reloder-25]*
<<locked>>
81%
25193
39%
**03
90%
Alliant Reloder-26
<<locked>>
81%
30037
47%
**10
95%
[Baschieri & Pellagri 109]*
<<locked>>
93%
44556
70%
**67
90%
[Bofors RP15]*
<<locked>>
84%
30313
47%
**47
90%
Bofors RP3
<<locked>>
81%
49400
77%
**39
100%
[Bofors RP30]*
<<locked>>
93%
32721
51%
**46
90%
[Bofors RP5]*
<<locked>>
82%
29994
47%
**44
90%
Bofors RP7
<<locked>>
81%
43250
68%
**21
97%
Hodgdon CFE223
<<locked>>
81%
50531
79%
**12
100%
Hodgdon H380
<<locked>>
81%
49255
77%
**49
100%
Hodgdon H414
<<locked>>
81%
44193
69%
**16
98%
Hodgdon H4350
<<locked>>
81%
36927
58%
**20
95%
[Hodgdon H4831]*
<<locked>>
89%
35578
56%
**16
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
35781
56%
**26
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35447
56%
**20
99%
Hodgdon LVR
<<locked>>
81%
41539
65%
**54
99%
[Hodgdon Retumbo]*
<<locked>>
93%
29196
46%
**28
90%
Hodgdon Superperformance
<<locked>>
81%
39639
62%
**61
96%
Hodgdon VARGET
<<locked>>
81%
47224
74%
**87
100%
IMR 3031
<<locked>>
81%
53229
83%
**59
100%
IMR 4064
<<locked>>
81%
47195
74%
**80
100%
IMR 4166 Enduron
<<locked>>
81%
46238
72%
**54
98%
IMR 4350
<<locked>>
81%
38551
60%
**56
96%
IMR 4451 Enduron
<<locked>>
81%
44309
69%
**48
98%
IMR 4831
<<locked>>
81%
34272
54%
**00
98%
IMR 4895
<<locked>>
81%
52953
83%
**15
100%
[IMR 4955 Enduron]*
<<locked>>
83%
34447
54%
**60
90%
[IMR 7828 SSC]*
<<locked>>
85%
34693
54%
**43
90%
Lovex S062
<<locked>>
81%
50778
80%
**26
100%
Lovex S065
<<locked>>
81%
42308
66%
**08
98%
Lovex S070
<<locked>>
81%
40654
64%
**92
97%
[Lovex S071]*
<<locked>>
81%
25614
40%
**80
92%
Norma 203B
<<locked>>
81%
51097
80%
**72
100%
[Norma 204]*
<<locked>>
81%
38043
60%
**85
94%
[Norma MRP]*
<<locked>>
81%
30443
48%
**83
92%
Norma URP
<<locked>>
81%
39073
61%
**11
99%
Ramshot Big Game
<<locked>>
81%
51184
80%
**95
100%
[Ramshot Grand]*
<<locked>>
84%
34272
54%
**49
90%
Ramshot Hunter
<<locked>>
81%
37579
59%
**98
97%
[Ramshot Magnum]*
<<locked>>
84%
29791
47%
**21
90%
ReloadSwiss RS 50
<<locked>>
81%
49385
77%
**36
99%
ReloadSwiss RS 60
<<locked>>
81%
45208
71%
**82
100%
ReloadSwiss RS 62
<<locked>>
81%
38667
61%
**34
99%
ReloadSwiss RS 70
<<locked>>
81%
37579
59%
**41
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
29849
47%
**77
90%
Rottweil R 902
<<locked>>
81%
52649
83%
**39
100%
Rottweil R 903
<<locked>>
81%
46470
73%
**97
100%
[Rottweil R 904]*
<<locked>>
81%
34940
55%
**80
91%
[Rottweil R 905]*
<<locked>>
81%
32343
51%
**74
92%
Rottweil R 907
<<locked>>
81%
43250
68%
**21
97%
SNPE Vectan SP 11
<<locked>>
81%
46934
74%
**39
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47195
74%
**92
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41307
65%
**59
97%
Shooters World Long Rifle
<<locked>>
81%
42308
66%
**08
98%
Shooters World Precision
<<locked>>
81%
50778
80%
**26
100%
Somchem S355
<<locked>>
81%
46717
73%
**87
100%
[Somchem S361]*
<<locked>>
81%
35375
55%
**70
90%
Somchem S365
<<locked>>
81%
35157
55%
**72
100%
[Somchem S385]*
<<locked>>
81%
32996
52%
**67
93%
Vihtavuori N133
<<locked>>
81%
52794
83%
**51
100%
Vihtavuori N135
<<locked>>
81%
45426
71%
**98
100%
Vihtavuori N140
<<locked>>
81%
52388
82%
**10
100%
Vihtavuori N150
<<locked>>
81%
40379
63%
**59
100%
Vihtavuori N160
<<locked>>
81%
41785
65%
**34
99%
[Vihtavuori N165]*
<<locked>>
82%
28471
45%
**39
90%
Vihtavuori N540
<<locked>>
81%
52040
82%
**33
100%
Vihtavuori N550
<<locked>>
81%
42250
66%
**70
99%
Vihtavuori N555
<<locked>>
81%
31372
49%
**87
97%
[Vihtavuori N560]*
<<locked>>
87%
35259
55%
**82
90%
[Vihtavuori N565]*
<<locked>>
91%
33997
53%
**59
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39088
61%
**75
100%
Winchester 760
<<locked>>
81%
44193
69%
**16
98%
Winchester StaBALL HD
<<locked>>
81%
25411
40%
**01
96%

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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